Drug label · Endocrine & metabolic

Lantus Solostar; Lantus — Insulin Glargine drug label

openFDA · Retrieved 2026-10-13

Lantus Solostar; Lantus label record for insulin glargine. The label lists sanofi-aventis U.S. LLC as labeler/manufacturer. Route: subcutaneous. Includes selected complete prescribing-information sections from openFDA; consult the linked original label for the complete document.

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Reference details

Brand name
Lantus Solostar; Lantus
Generic name
INSULIN GLARGINE
Active substance
INSULIN GLARGINE
Labeler / manufacturer listed
sanofi-aventis U.S. LLC
Route
SUBCUTANEOUS
Product type
HUMAN PRESCRIPTION DRUG
Pharmacologic class
Insulin Analog [EPC]
Application number
BLA021081
Label version
35
SPL set ID
d5e07a0c-7e14-4756-9152-9fea485d654a
Label effective date
2025-06-02
openFDA dataset updated
2026-10-13

Indications and usage

1 INDICATIONS AND USAGE LANTUS is indicated to improve glycemic control in adult and pediatric patients with diabetes mellitus. LANTUS is a long-acting human insulin analog indicated to improve glycemic control in adult and pediatric patients with diabetes mellitus. ( 1 ) Limitations of Use Not recommended for the treatment of diabetic ketoacidosis. ( 1 ) Limitations of Use LANTUS is not recommended for the treatment of diabetic ketoacidosis.

Contraindications

4 CONTRAINDICATIONS LANTUS is contraindicated: During episodes of hypoglycemia [see Warnings and Precautions (5.3) ] In patients with hypersensitivity to insulin glargine or any of the excipients in LANTUS [see Warnings and Precautions (5.5) ] During episodes of hypoglycemia ( 4 ) Hypersensitivity to insulin glargine or any of the excipients in LANTUS ( 4 )

Warnings and cautions

5 WARNINGS AND PRECAUTIONS Never share a LANTUS SoloStar prefilled pen, insulin syringe, or needle between patients, even if the needle is changed. ( 5.1 ) Hyperglycemia or hypoglycemia with changes in insulin regimen : Make changes to a patient's insulin regimen (e.g., insulin strength, manufacturer, type, injection site or method of administration) under close medical supervision with increased frequency of blood glucose monitoring. ( 5.2 ) Hypoglycemia : May be life-threatening. Increase frequency of glucose monitoring with changes to: insulin dosage, concomitant drugs, meal pattern, physical activity; and in patients with renal or hepatic impairment and hypoglycemia unawareness. ( 5.3 ) Hypoglycemia due to medication errors : Accidental mix-ups between insulin products can occur. Instruct patients to check insulin labels before injection. ( 5.4 ) Hypersensitivity reactions : Severe, life-threatening, generalized allergy, including anaphylaxis, can occur. Discontinue LANTUS. Monitor and treat if indicated. ( 5.5 ) Hypokalemia : May be life-threatening. Monitor potassium levels in patients at risk of hypokalemia and treat if indicated. ( 5.6 ) Fluid retention and heart failure with concomitant use of thiazolidinediones (TZDs) : Observe for signs and symptoms of heart failure; consider dosage reduction or discontinuation of TZD if heart failure occurs. ( 5.7 ) 5.1 Never Share a LANTUS SoloStar Prefilled Pen, Insulin Syringe, or Needle Between Patients LANTUS SoloStar prefilled pens must never be shared between patients, even if the needle is changed. Patients using LANTUS vials must never re-use or share needles or syringes with another person. Sharing poses a risk for transmission of blood-borne pathogens. 5.2 Hyperglycemia or Hypoglycemia with Changes in Insulin Regimen Changes in an insulin regimen (e.g., insulin strength, manufacturer, type, injection site or method of administration) may affect glycemic control and predispose to hypoglycemia [see Warnings and Precautions (5.3) ] or hyperglycemia. Repeated insulin injections into areas of lipodystrophy or localized cutaneous amyloidosis have been reported to result in hyperglycemia; and a sudden change in the injection site (to unaffected area) has been reported to result in hypoglycemia [see Adverse Reactions (6) ] . Make any changes to a patient's insulin regimen under close medical supervision with increased frequency of blood glucose monitoring. Advise patients who have repeatedly injected into areas of lipodystrophy or localized cutaneous amyloidosis to change the injection site to unaffected areas and closely monitor for hypoglycemia. For patients with type 2 diabetes, dosage adjustments of concomitant oral and antidiabetic products may be needed. 5.3 Hypoglycemia Hypoglycemia is the most common adverse reaction associated with insulins, including LANTUS. Severe hypoglycemia can cause seizures, may be life-threatening or cause death. Hypoglycemia can impair concentration ability and reaction time; this may place the patient and others at risk in situations where these abilities are important (e.g., driving or operating other machinery). Hypoglycemia can happen suddenly, and symptoms may differ in each patient and change over time in the same patient. Symptomatic awareness of hypoglycemia may be less pronounced in patients with longstanding diabetes, in patients with diabetic neuropathy, using drugs that block the sympathetic nervous system (e.g., beta-blockers) [see Drug Interactions (7) ] , or who experience recurrent hypoglycemia. The long-acting effect of LANTUS may delay recovery from hypoglycemia. Risk Factors for Hypoglycemia The risk of hypoglycemia after an injection is related to the duration of action of the insulin and, in general, is highest when the glucose lowering effect of the insulin is maximal. As with all insulins, the glucose lowering effect time course of LANTUS may vary in different patients or at different times in the same patient and depends on many conditions, including the area of injection as well as the injection site blood supply and temperature [see Clinical Pharmacology (12.2) ] . Other factors which may increase the risk of hypoglycemia include changes in meal pattern (e.g., macronutrient content or timing of meals), changes in level of physical activity, or changes to concomitant drugs [see Drug Interactions (7) ] . Patients with renal or hepatic impairment may be at higher risk of hypoglycemia [see Use in Specific Populations (8.6 , 8.7) ] . Risk Mitigation Strategies for Hypoglycemia Patients and caregivers must be educated to recognize and manage hypoglycemia. Self-monitoring of blood glucose plays an essential role in the prevention and management of hypoglycemia. In patients at higher risk for hypoglycemia and patients who have reduced symptomatic awareness of hypoglycemia, increased frequency of blood glucose monitoring is recommended. 5.4 Hypoglycemia Due to Medication Errors Accidental mix-ups among insulin products have been reported. To avoid medication errors between LANTUS and other insulins, instruct patients to always check the insulin label before each injection [see Adverse Reactions (6.3) ] . 5.5 Hypersensitivity Reactions Severe, life-threatening, generalized allergy, including anaphylaxis, can occur with insulins, including LANTUS [see Adverse Reactions (6.1) ] . If hypersensitivity reactions occur, discontinue LANTUS; treat per standard of care and monitor until symptoms and signs resolve. LANTUS is contraindicated in patients who have had hypersensitivity reactions to insulin glargine or one of the excipients. 5.6 Hypokalemia All insulins, including LANTUS, cause a shift in potassium from the extracellular to intracellular space, possibly leading to hypokalemia. Untreated hypokalemia may cause respiratory paralysis, ventricular arrhythmia, and death. Monitor potassium levels in patients at risk for hypokalemia, if indicated (e.g., patients using potassium-lowering medications, patients taking medications sensitive to serum potassium concentrations). 5.7 Fluid Retention and Heart Failure with Concomitant Use of PPAR-gamma Agonists Thiazolidinediones (TZDs), which are peroxisome proliferator-activated receptor (PPAR)-gamma agonists, can cause dose-related fluid retention, when used in combination with insulin. Fluid retention may lead to or exacerbate heart failure. Patients treated with insulin, including LANTUS, and a PPAR-gamma agonist should be observed for signs and symptoms of heart failure. If heart failure develops, it should be managed according to current standards of care, and discontinuation or dose reduction of the PPAR-gamma agonist must be considered.

Dosage and administration

2 DOSAGE AND ADMINISTRATION Individualize dosage based on metabolic needs, blood glucose monitoring, glycemic control, type of diabetes, and prior insulin use. ( 2.2 ) Administer subcutaneously into the abdominal area, thigh, or deltoid once daily at any time of day, but at the same time every day. ( 2.1 ) Do not dilute or mix with any other insulin or solution. ( 2.1 ) Rotate injection sites to reduce risk of lipodystrophy and localized cutaneous amyloidosis. ( 2.1 ) See Full Prescribing Information for the recommended starting dosage in patients with type 2 diabetes ( 2.3 ) and how to change to LANTUS from other insulins ( 2.4 ) Closely monitor glucose when switching to LANTUS and during initial weeks thereafter. ( 2.4 ) 2.1 Important Administration Instructions Always check insulin labels before administration [see Warnings and Precautions (5.4) ] . Visually inspect LANTUS vials and SoloStar prefilled pens for particulate matter and discoloration prior to administration. Only use if the solution is clear and colorless with no visible particles. Administer LANTUS subcutaneously into the abdominal area, thigh, or deltoid, and rotate injection sites within the same region from one injection to the next to reduce the risk of lipodystrophy and localized cutaneous amyloidosis. Do not inject into areas of lipodystrophy or localized cutaneous amyloidosis [see Warnings and Precautions (5.2) and Adverse Reactions (6) ] . During changes to a patient's insulin regimen, increase the frequency of blood glucose monitoring [see Warnings and Precautions (5.2) ] . Do not administer intravenously or via an insulin pump. Do not dilute or mix LANTUS with any other insulin or solution. The LANTUS SoloStar prefilled pen dials in 1-unit increments. Use LANTUS SoloStar prefilled pen with caution in patients with visual impairment who may rely on audible clicks to dial their dose. 2.2 General Dosing Instructions Administer LANTUS subcutaneously once daily at any time of day but at the same time every day. Individualize and adjust the dosage of LANTUS based on the patient's metabolic needs, blood glucose monitoring results and glycemic control goal. Dosage adjustments may be needed with changes in physical activity, changes in meal patterns (i.e., macronutrient content or timing of food intake), during acute illness, or changes in renal or hepatic function. Dosage adjustments should only be made under medical supervision with appropriate glucose monitoring [see Warnings and Precautions (5.2) ] . In patients with type 1 diabetes, LANTUS must be used concomitantly with short-acting insulin. 2.3 Initiation of LANTUS Therapy Recommended Starting Dosage in Patients with Type 1 Diabetes The recommended starting dosage of LANTUS in patients with type 1 diabetes is approximately one-third of the total daily insulin requirements. Use short-acting, premeal insulin to satisfy the remainder of the daily insulin requirements. Recommended Starting Dosage in Patients with Type 2 Diabetes The recommended starting dosage of LANTUS in patients with type 2 diabetes who are not currently treated with insulin is 0.2 units/kg or up to 10 units once daily. 2.4 Switching to LANTUS from Other Insulin Therapies Dosage adjustments are recommended to lower the risk of hypoglycemia when switching patients to LANTUS from other insulin therapies [see Warnings and Precautions (5.3) ]. When switching from: Once-daily TOUJEO (insulin glargine 300 units/mL) to once-daily LANTUS (100 units/mL), the recommended starting LANTUS dosage is 80% of the TOUJEO dosage that is being discontinued. Once-daily NPH insulin to once-daily LANTUS, the recommended starting LANTUS dosage is the same as the dosage of NPH that is being discontinued. Twice-daily NPH insulin to once-daily LANTUS, the recommended starting LANTUS dosage is 80% of the total NPH dosage that is being discontinued.

Dosage forms and strengths

3 DOSAGE FORMS AND STRENGTHS Injection: 100 units/mL (U-100) a clear and colorless solution available as: 10 mL multiple-dose vial 3 mL single-patient-use LANTUS SoloStar prefilled pen Injection: 100 units/mL (U-100) available as: 10 mL multiple-dose vial ( 3 ) 3 mL single-patient-use SoloStar prefilled pen ( 3 )

Adverse reactions

6 ADVERSE REACTIONS The following adverse reactions are discussed elsewhere: Hyperglycemia or Hypoglycemia with Changes in Insulin Regimen [see Warnings and Precautions (5.2) ] Hypoglycemia [see Warnings and Precautions (5.3) ] Hypoglycemia Due to Medication Errors [see Warnings and Precautions (5.4) ] Hypersensitivity Reactions [see Warnings and Precautions (5.5) ] Hypokalemia [see Warnings and Precautions (5.6) ] Adverse reactions commonly associated with LANTUS include hypoglycemia, allergic reactions, injection site reactions, lipodystrophy, pruritus, rash, edema, and weight gain. ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact sanofi-aventis at 1-800-633-1610 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. 6.1 Clinical Trials Experience Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in clinical trials of a drug cannot be directly compared to rates in the clinical trial of another drug and may not reflect the rates observed in practice. The data in Table 1 reflect the exposure of 2,327 patients with type 1 diabetes to LANTUS or NPH in Studies A, B, C, and D [see Clinical Studies (14.2) ] . The type 1 diabetes population had the following characteristics: the mean age was 39 years, 54% were male, and mean body mass index (BMI) was 25.1 kg/m 2 . Ninety-seven percent were White, 2% were Black or African American and less than 1% were Asian. Approximately 3% of the patients in studies B and C were Hispanic. The data in Table 2 reflect the exposure of 1,563 patients with type 2 diabetes to LANTUS or NPH in Studies E, F, and G [see Clinical Studies (14.3) ] . The type 2 diabetes population had the following characteristics: the mean age was 59 years, 58% were male, and mean BMI was 29.2 kg/m 2 . Eighty-seven percent were White, 8% were Black or African American and 3% were Asian. Approximately 9% of patients in Study F were Hispanic. The frequencies of adverse reactions during LANTUS clinical studies in patients with type 1 diabetes mellitus and type 2 diabetes mellitus are listed in the tables below (Tables 1, 2, 3, and 4). Table 1: Adverse Reactions Occurring ≥5% in Pooled Clinical Studies up to 28 Weeks Duration in Adults with Type 1 Diabetes LANTUS, % (n=1,257) NPH, % (n=1,070) Upper respiratory tract infection 22.4 23.1 Infection Body system not specified 9.4 10.3 Accidental injury 5.7 6.4 Headache 5.5 4.7 Table 2: Adverse Reactions Occurring ≥5% in Pooled Clinical Studies up to 1 Year Duration in Adults with Type 2 Diabetes LANTUS, % (n=849) NPH, % (n=714) Upper respiratory tract infection 11.4 13.3 Infection Body system not specified 10.4 11.6 Retinal vascular disorder 5.8 7.4 Table 3: Adverse Reactions Occurring ≥10% in a 5-Year Study of Adults with Type 2 Diabetes LANTUS, % (n=514) NPH, % (n=503) Upper respiratory tract infection 29.0 33.6 Edema peripheral 20.0 22.7 Hypertension 19.6 18.9 Influenza 18.7 19.5 Sinusitis 18.5 17.9 Cataract 18.1 15.9 Bronchitis 15.2 14.1 Arthralgia 14.2 16.1 Pain in extremity 13.0 13.1 Back pain 12.8 12.3 Cough 12.1 7.4 Urinary tract infection 10.7 10.1 Diarrhea 10.7 10.3 Depression 10.5 9.7 Headache 10.3 9.3 Table 4: Adverse Reactions Occurring ≥5% in a 28-Week Clinical Study in Pediatric Patients with Type 1 Diabetes LANTUS, % (n=174) NPH, % (n=175) Infection Body system not specified 13.8 17.7 Upper respiratory tract infection 13.8 16.0 Pharyngitis 7.5 8.6 Rhinitis 5.2 5.1 Severe Hypoglycemia Hypoglycemia was the most commonly observed adverse reaction in patients treated with LANTUS. Tables 5, 6, and 7 summarize the incidence of severe hypoglycemia in the LANTUS clinical studies. Severe symptomatic hypoglycemia was defined as an event with symptoms consistent with hypoglycemia requiring the assistance of another person and associated with either a blood glucose below 50 mg/dL (≤56 mg/dL in the 5-year study and ≤36 mg/dL in the ORIGIN study) or prompt recovery after oral carbohydrate, intravenous glucose, or glucagon administration. Percentages of LANTUS-treated adult patients who experienced severe symptomatic hypoglycemia in the LANTUS clinical studies [see Clinical Studies (14) ] were comparable to percentages of NPH-treated patients for all treatment regimens (see Tables 5 and 6 ). In the pediatric clinical study, pediatric patients with type 1 diabetes had a higher incidence of severe symptomatic hypoglycemia in the two treatment groups compared to the adult studies with type 1 diabetes. Table 5: Severe Symptomatic Hypoglycemia in Patients with Type 1 Diabetes Study A Type 1 Diabetes Adults 28 weeks In combination with regular insulin Study B Type 1 Diabetes Adults 28 weeks In combination with regular insulin Study C Type 1 Diabetes Adults 16 weeks In combination with insulin lispro Study D Type 1 Diabetes Pediatrics 26 weeks In combination with regular insulin LANTUS N=292 NPH N=293 LANTUS N=264 NPH N=270 LANTUS N=310 NPH N=309 LANTUS N=174 NPH N=175 Percent of patients 10.6 15.0 8.7 10.4 6.5 5.2 23.0 28.6 Table 6: Severe Symptomatic Hypoglycemia in Patients with Type 2 Diabetes Study E Type 2 Diabetes Adults 52 weeks In combination with oral agents Study F Type 2 Diabetes Adults 28 weeks In combination with regular insulin Study G Type 2 Diabetes Adults 5 years In combination with regular insulin LANTUS N=289 NPH N=281 LANTUS N=259 NPH N=259 LANTUS N=513 NPH N=504 Percent of patients 1.7 1.1 0.4 2.3 7.8 11.9 Table 7 displays the proportion of patients who experienced severe symptomatic hypoglycemia in the LANTUS and Standard Care groups in the ORIGIN study [see Clinical Studies (14) ] . Table 7: Severe Symptomatic Hypoglycemia in the ORIGIN Study ORIGIN Study Median duration of follow-up: 6.2 years LANTUS N=6231 Standard Care N=6273 Percent of patients 5.6 1.8 Peripheral Edema Some patients taking LANTUS have experienced sodium retention and edema, particularly if previously poor metabolic control was improved by intensified insulin therapy. Lipodystrophy Administration of insulin subcutaneously, including LANTUS, has resulted in lipoatrophy (depression in the skin) or lipohypertrophy (enlargement or thickening of tissue) in some patients [see Dosage and Administration (2.2) ] . Insulin Initiation and Intensification of Glucose Control Intensification or rapid improvement in glucose control has been associated with a transitory, reversible ophthalmologic refraction disorder, worsening of diabetic retinopathy, and acute painful peripheral neuropathy. However, long-term glycemic control decreases the risk of diabetic retinopathy and neuropathy. Weight Gain Weight gain has occurred with insulin including LANTUS and has been attributed to the anabolic effects of insulin and the decrease in glucosuria. Hypersensitivity Reactions Local Reactions Patients taking LANTUS experienced injection site reactions, including redness, pain, itching, urticaria, edema, and inflammation. In clinical studies in adult patients, there was a higher incidence of injection site pain in LANTUS-treated patients (2.7%) compared to NPH insulin-treated patients (0.7%). The reports of pain at the injection site did not result in discontinuation of therapy. Systemic Reactions Severe, life-threatening, generalized allergy, including anaphylaxis, generalized skin reactions, angioedema, bronchospasm, hypotension, and shock have occurred with insulin, including LANTUS and may be life threatening. 6.2 Immunogenicity As with all therapeutic proteins, there is potential for immunogenicity. All insulin products can elicit the formation of insulin antibodies. The presence of such insulin antibodies may increase or decrease the efficacy of insulin and may require adjustment of the insulin dose. In clinical studies of LANTUS, increases in titers of antibodies to insulin were observed in NPH insulin and LANTUS treatment groups with similar incidences. 6.3 Postmarketing Experience The following adverse reactions have been identified during postapproval use of LANTUS. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. Medication errors have been reported in which rapid-acting insulins and other insulins, have been accidentally administered instead of LANTUS. Localized cutaneous amyloidosis at the injection site has occurred. Hyperglycemia has been reported with repeated insulin injections into areas of localized cutaneous amyloidosis; hypoglycemia has been reported with a sudden change to an unaffected injection site.

Drug interactions

7 DRUG INTERACTIONS Table 8 includes clinically significant drug interactions with LANTUS. Table 8: Clinically Significant Drug Interactions with LANTUS Drugs that May Increase the Risk of Hypoglycemia Drugs : Antidiabetic agents, ACE inhibitors, angiotensin II receptor blocking agents, disopyramide, fibrates, fluoxetine, monoamine oxidase inhibitors, pentoxifylline, pramlintide, salicylates, somatostatin analogs (e.g., octreotide), sulfonamide antibiotics. GLP-1 receptor agonists, DPP-4 inhibitors, and SGLT-2 inhibitors. Intervention : Dosage reductions and increased frequency of glucose monitoring may be required when LANTUS is coadministered with these drugs. Drugs that May Decrease the Blood Glucose Lowering Effect of LANTUS Drugs : Atypical antipsychotics (e.g., olanzapine and clozapine), corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines, progestogens (e.g., in oral contraceptives), protease inhibitors, somatropin, sympathomimetic agents (e.g., albuterol, epinephrine, terbutaline), and thyroid hormones. Intervention : Dosage increases and increased frequency of glucose monitoring may be required when LANTUS is coadministered with these drugs. Drugs that May Increase or Decrease the Blood Glucose Lowering Effect of LANTUS Drugs : Alcohol, beta-blockers, clonidine, and lithium salts. Pentamidine may cause hypoglycemia, which may sometimes be followed by hyperglycemia. Intervention : Dosage adjustment and increased frequency of glucose monitoring may be required when LANTUS is coadministered with these drugs. Drugs that May Blunt Signs and Symptoms of Hypoglycemia Drugs : Beta-blockers, clonidine, guanethidine, and reserpine. Intervention : Increased frequency of glucose monitoring may be required when LANTUS is coadministered with these drugs. Drugs that Affect Glucose Metabolism : Adjustment of insulin dosage may be needed. ( 7 ) Antiadrenergic Drugs ( e.g., beta-blockers, clonidine, guanethidine, and reserpine ): Signs and symptoms of hypoglycemia may be reduced or absent. ( 7 )

Pregnancy

8.1 Pregnancy Risk Summary Published studies with use of insulin glargine during pregnancy have not reported a clear association with insulin glargine and adverse developmental outcomes (see Data ) . There are risks to the mother and fetus associated with poorly controlled diabetes in pregnancy (see Clinical Considerations ) . Rats and rabbits were exposed to insulin glargine in animal reproduction studies during organogenesis, respectively 50 times and 10 times the human subcutaneous dosage of 0.2 units/kg/day. Overall, the effects of insulin glargine did not generally differ from those observed with regular human insulin (see Data ) . In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2% to 4% and 15% to 20%, respectively. The estimated background risk of major birth defects is 6% to 10% in women with pregestational diabetes with a peri-conceptional HbA1c >7 and has been reported to be as high as 20% to 25% in women with a peri-conceptional HbA1c >10. The estimated background risk of miscarriage for the indicated population is unknown. Clinical Considerations Disease-Associated Maternal and/or Embryo-fetal Risk Hypoglycemia and hyperglycemia occur more frequently during pregnancy in patients with pre-gestational diabetes. Poorly controlled diabetes in pregnancy increases the maternal risk for diabetic ketoacidosis, preeclampsia, spontaneous abortions, preterm delivery, and delivery complications. Poorly controlled diabetes increases the fetal risk for major birth defects, stillbirth, and macrosomia-related morbidity. Data Human Data Published data do not report a clear association with insulin glargine and major birth defects, miscarriage, or adverse maternal or fetal outcomes when insulin glargine is used during pregnancy. However, these studies cannot definitely establish the absence of any risk because of methodological limitations including small sample size and some lacking comparator groups. Animal Data Subcutaneous reproduction and teratology studies have been performed with insulin glargine and regular human insulin in rats and Himalayan rabbits. Insulin glargine was given to female rats before mating, during mating, and throughout pregnancy at doses up to 0.36 mg/kg/day, which is approximately 50 times the recommended human subcutaneous starting dosage of 0.2 units/kg/day (0.007 mg/kg/day), on a mg/kg basis. In rabbits, doses of 0.072 mg/kg/day, which is approximately 10 times the recommended human subcutaneous starting dosage of 0.2 units/kg/day on a mg/kg basis, were administered during organogenesis. The effects of insulin glargine did not generally differ from those observed with regular human insulin in rats or rabbits. However, in rabbits, five fetuses from two litters of the high-dose group exhibited dilation of the cerebral ventricles. Fertility and early embryonic development appeared normal.

Pediatric use

8.4 Pediatric Use The safety and effectiveness of LANTUS to improve glycemic control in pediatric patients with diabetes mellitus have been established. Use of LANTUS for this indication is supported by evidence from an adequate and well-controlled study (Study D) in 174 LANTUS-treated pediatric patients aged 6 to 15 years with type 1 diabetes mellitus, and from adequate and well-controlled studies of LANTUS in adults with diabetes mellitus [see Clinical Pharmacology (12.3) , Clinical Studies (14.2) ]. In the pediatric clinical study, pediatric patients with type 1 diabetes had a higher incidence of severe symptomatic hypoglycemia compared to the adults in studies with type 1 diabetes [see Adverse Reactions (6.1) ] .

Geriatric use

8.5 Geriatric Use Of the total number of subjects in controlled clinical studies of patients with type 1 and type 2 diabetes who were treated with LANTUS, 15% (n=316) were ≥65 years of age and 2% (n=42) were ≥75 years of age. No overall differences in safety or effectiveness of LANTUS have been observed between patients 65 years of age and older and younger adult patients. Nevertheless, caution should be exercised when LANTUS is administered to geriatric patients. In geriatric patients with diabetes, the initial dosing, dosage increments, and maintenance dosage should be conservative to avoid hypoglycemic reactions. Hypoglycemia may be difficult to recognize in geriatric patients.

Use in specific populations

8 USE IN SPECIFIC POPULATIONS 8.1 Pregnancy Risk Summary Published studies with use of insulin glargine during pregnancy have not reported a clear association with insulin glargine and adverse developmental outcomes (see Data ) . There are risks to the mother and fetus associated with poorly controlled diabetes in pregnancy (see Clinical Considerations ) . Rats and rabbits were exposed to insulin glargine in animal reproduction studies during organogenesis, respectively 50 times and 10 times the human subcutaneous dosage of 0.2 units/kg/day. Overall, the effects of insulin glargine did not generally differ from those observed with regular human insulin (see Data ) . In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2% to 4% and 15% to 20%, respectively. The estimated background risk of major birth defects is 6% to 10% in women with pregestational diabetes with a peri-conceptional HbA1c >7 and has been reported to be as high as 20% to 25% in women with a peri-conceptional HbA1c >10. The estimated background risk of miscarriage for the indicated population is unknown. Clinical Considerations Disease-Associated Maternal and/or Embryo-fetal Risk Hypoglycemia and hyperglycemia occur more frequently during pregnancy in patients with pre-gestational diabetes. Poorly controlled diabetes in pregnancy increases the maternal risk for diabetic ketoacidosis, preeclampsia, spontaneous abortions, preterm delivery, and delivery complications. Poorly controlled diabetes increases the fetal risk for major birth defects, stillbirth, and macrosomia-related morbidity. Data Human Data Published data do not report a clear association with insulin glargine and major birth defects, miscarriage, or adverse maternal or fetal outcomes when insulin glargine is used during pregnancy. However, these studies cannot definitely establish the absence of any risk because of methodological limitations including small sample size and some lacking comparator groups. Animal Data Subcutaneous reproduction and teratology studies have been performed with insulin glargine and regular human insulin in rats and Himalayan rabbits. Insulin glargine was given to female rats before mating, during mating, and throughout pregnancy at doses up to 0.36 mg/kg/day, which is approximately 50 times the recommended human subcutaneous starting dosage of 0.2 units/kg/day (0.007 mg/kg/day), on a mg/kg basis. In rabbits, doses of 0.072 mg/kg/day, which is approximately 10 times the recommended human subcutaneous starting dosage of 0.2 units/kg/day on a mg/kg basis, were administered during organogenesis. The effects of insulin glargine did not generally differ from those observed with regular human insulin in rats or rabbits. However, in rabbits, five fetuses from two litters of the high-dose group exhibited dilation of the cerebral ventricles. Fertility and early embryonic development appeared normal. 8.2 Lactation Risk Summary There are either no or only limited data on the presence of insulin glargine in human milk, the effects on breastfed infant, or the effects on milk production. Endogenous insulin is present in human milk. The developmental and health benefits of breastfeeding should be considered along with the mother's clinical need for LANTUS, and any potential adverse effects on the breastfed child from LANTUS or from the underlying maternal condition. 8.4 Pediatric Use The safety and effectiveness of LANTUS to improve glycemic control in pediatric patients with diabetes mellitus have been established. Use of LANTUS for this indication is supported by evidence from an adequate and well-controlled study (Study D) in 174 LANTUS-treated pediatric patients aged 6 to 15 years with type 1 diabetes mellitus, and from adequate and well-controlled studies of LANTUS in adults with diabetes mellitus [see Clinical Pharmacology (12.3) , Clinical Studies (14.2) ]. In the pediatric clinical study, pediatric patients with type 1 diabetes had a higher incidence of severe symptomatic hypoglycemia compared to the adults in studies with type 1 diabetes [see Adverse Reactions (6.1) ] . 8.5 Geriatric Use Of the total number of subjects in controlled clinical studies of patients with type 1 and type 2 diabetes who were treated with LANTUS, 15% (n=316) were ≥65 years of age and 2% (n=42) were ≥75 years of age. No overall differences in safety or effectiveness of LANTUS have been observed between patients 65 years of age and older and younger adult patients. Nevertheless, caution should be exercised when LANTUS is administered to geriatric patients. In geriatric patients with diabetes, the initial dosing, dosage increments, and maintenance dosage should be conservative to avoid hypoglycemic reactions. Hypoglycemia may be difficult to recognize in geriatric patients. 8.6 Renal Impairment The effect of kidney impairment on the pharmacokinetics of LANTUS has not been studied. Some studies with human insulin have shown increased circulating levels of insulin in patients with kidney failure. Frequent glucose monitoring and dosage adjustment may be necessary for LANTUS in patients with kidney impairment [see Warnings and Precautions (5.3) ]. 8.7 Hepatic Impairment The effect of hepatic impairment on the pharmacokinetics of LANTUS has not been studied. Frequent glucose monitoring and dosage adjustment may be necessary for LANTUS in patients with hepatic impairment [see Warnings and Precautions (5.3) ] .

Overdosage

10 OVERDOSAGE Excess insulin administration may cause hypoglycemia and hypokalemia [see Warnings and Precautions (5.3 , 5.6) ] . Mild episodes of hypoglycemia can usually be treated with oral carbohydrates. Lowering the insulin dosage, and adjustments in meal patterns or exercise may be needed. More severe episodes of hypoglycemia with coma, seizure, or neurologic impairment may be treated with glucagon for emergency use or concentrated intravenous glucose. After apparent clinical recovery from hypoglycemia, continued observation and additional carbohydrate intake may be necessary to avoid recurrence of hypoglycemia. Hypokalemia must be corrected appropriately.

Mechanism of action

12.1 Mechanism of Action The primary activity of insulin, including insulin glargine, is regulation of glucose metabolism. Insulin and its analogs lower blood glucose by stimulating peripheral glucose uptake, especially by skeletal muscle and fat, and by inhibiting hepatic glucose production. Insulin inhibits lipolysis and proteolysis, and enhances protein synthesis.

Clinical pharmacology

12 CLINICAL PHARMACOLOGY 12.1 Mechanism of Action The primary activity of insulin, including insulin glargine, is regulation of glucose metabolism. Insulin and its analogs lower blood glucose by stimulating peripheral glucose uptake, especially by skeletal muscle and fat, and by inhibiting hepatic glucose production. Insulin inhibits lipolysis and proteolysis, and enhances protein synthesis. 12.2 Pharmacodynamics In clinical studies, the glucose-lowering effect on a molar basis (i.e., when given at the same doses) of intravenous LANTUS is approximately the same as that for human insulin. Figure 1 shows results from a study in patients with type 1 diabetes conducted for a maximum of 24 hours after subcutaneous injection of LANTUS or NPH insulin. The median time between subcutaneous injection and the end of pharmacological effect was 14.5 hours (range: 9.5 to 19.3 hours) for NPH insulin, and 24 hours (range: 10.8 to >24 hours) (24 hours was the end of the observation period) for LANTUS. * Determined as amount of glucose infused to maintain constant plasma glucose levels Figure 1: Glucose-Lowering Effect Over 24 Hours in Patients with Type 1 Diabetes The duration of action after abdominal, deltoid, or thigh subcutaneous administration of LANTUS was similar. The time course of action of insulins, including LANTUS, may vary between patients and within the same patient. Figure 1 12.3 Pharmacokinetics Absorption After subcutaneous injection of LANTUS in healthy subjects and in patients with diabetes, the insulin serum concentrations indicated a slower, more prolonged absorption and a relatively constant concentration/time profile over 24 hours with no pronounced peak in comparison to NPH insulin. Elimination Metabolism A metabolism study in humans indicates that insulin glargine is partly metabolized at the carboxyl terminus of the B chain in the subcutaneous depot to form two active metabolites with in vitro activity similar to that of human insulin, M1 (21 A -Gly-insulin) and M2 (21 A -Gly-des-30 B -Thr-insulin). Unchanged drug and these degradation products are also present in the circulation. Specific Populations Age, Race, Body Mass Index, and Gender Effect of age, race, body mass index (BMI), and gender on the pharmacokinetics of insulin glargine has not been evaluated. However, in controlled clinical studies in adults (n=3,890) and a controlled clinical study in pediatric patients (n=349), subgroup analyses based on age, race, BMI, and gender did not show differences in safety and efficacy between LANTUS and NPH insulin [see Clinical Studies (14) ] .

Pharmacodynamics

12.2 Pharmacodynamics In clinical studies, the glucose-lowering effect on a molar basis (i.e., when given at the same doses) of intravenous LANTUS is approximately the same as that for human insulin. Figure 1 shows results from a study in patients with type 1 diabetes conducted for a maximum of 24 hours after subcutaneous injection of LANTUS or NPH insulin. The median time between subcutaneous injection and the end of pharmacological effect was 14.5 hours (range: 9.5 to 19.3 hours) for NPH insulin, and 24 hours (range: 10.8 to >24 hours) (24 hours was the end of the observation period) for LANTUS. * Determined as amount of glucose infused to maintain constant plasma glucose levels Figure 1: Glucose-Lowering Effect Over 24 Hours in Patients with Type 1 Diabetes The duration of action after abdominal, deltoid, or thigh subcutaneous administration of LANTUS was similar. The time course of action of insulins, including LANTUS, may vary between patients and within the same patient. Figure 1

Pharmacokinetics

12.3 Pharmacokinetics Absorption After subcutaneous injection of LANTUS in healthy subjects and in patients with diabetes, the insulin serum concentrations indicated a slower, more prolonged absorption and a relatively constant concentration/time profile over 24 hours with no pronounced peak in comparison to NPH insulin. Elimination Metabolism A metabolism study in humans indicates that insulin glargine is partly metabolized at the carboxyl terminus of the B chain in the subcutaneous depot to form two active metabolites with in vitro activity similar to that of human insulin, M1 (21 A -Gly-insulin) and M2 (21 A -Gly-des-30 B -Thr-insulin). Unchanged drug and these degradation products are also present in the circulation. Specific Populations Age, Race, Body Mass Index, and Gender Effect of age, race, body mass index (BMI), and gender on the pharmacokinetics of insulin glargine has not been evaluated. However, in controlled clinical studies in adults (n=3,890) and a controlled clinical study in pediatric patients (n=349), subgroup analyses based on age, race, BMI, and gender did not show differences in safety and efficacy between LANTUS and NPH insulin [see Clinical Studies (14) ] .

Description

11 DESCRIPTION Insulin glargine is a long-acting human insulin analog produced by recombinant DNA technology utilizing a non-pathogenic laboratory strain of Escherichia coli (K12). Insulin glargine differs from human insulin in that the amino acid asparagine at position A21 is replaced by glycine and two arginines are added to the C-terminus of the B-chain. Insulin glargine has a molecular weight of 6063 Da. LANTUS (insulin glargine) injection is a sterile, clear and colorless solution for subcutaneous use in a 10 mL multiple-dose vial or a 3 mL single-patient use prefilled pen (LANTUS Solostar). Prefilled Pen (LANTUS Solostar) and Vial: Each mL contains 100 units of insulin glargine and the inactive ingredients: glycerol 85% (20 mg), m-cresol (2.7 mg), zinc (30 mcg), and Water for Injection, USP. The vial also contains polysorbate 20 (20 mcg). The pH is adjusted by addition of aqueous solutions of hydrochloric acid and sodium hydroxide. LANTUS has a pH of approximately 4.

How supplied

16 HOW SUPPLIED/STORAGE AND HANDLING 16.1 How Supplied LANTUS (insulin glargine) injection is supplied as a clear and colorless solution containing 100 units/mL (U-100) available as follows: LANTUS NDC number Package size 10 mL Multiple-dose vial 0088-2220-33 1 vial per carton 3 mL SoloStar single-patient-use prefilled pen 0088-2219-05 5 pens per carton Additional Information about LANTUS Solostar: The LANTUS SoloStar prefilled pen dials in 1-unit increments. Needles are not included in the packs. Use BD Ultra-Fine ® needles ‡ with the SoloStar prefilled pens (these BD manufactured needles are sold separately). 16.2 Storage Dispense in the original sealed carton with the enclosed Instructions for Use. Store unused LANTUS in a refrigerator between 36°F and 46°F (2°C and 8°C). Do not freeze. Discard LANTUS if it has been frozen. Protect LANTUS from direct heat and light. Storage conditions are summarized in the following table. Not in-use (unopened) Not in-use (unopened) In-use (opened) Refrigerated Room Temperature (36°F–46°F [2°C–8°C]) (up to 86°F [30°C]) (see temperature below) 10 mL multiple-dose vial Until expiration date 28 days 28 days Refrigerated or room temperature 3 mL single-patient-use SoloStar prefilled pen Until expiration date 28 days 28 days Room temperature only (Do not refrigerate)

Storage and handling

16.2 Storage Dispense in the original sealed carton with the enclosed Instructions for Use. Store unused LANTUS in a refrigerator between 36°F and 46°F (2°C and 8°C). Do not freeze. Discard LANTUS if it has been frozen. Protect LANTUS from direct heat and light. Storage conditions are summarized in the following table. Not in-use (unopened) Not in-use (unopened) In-use (opened) Refrigerated Room Temperature (36°F–46°F [2°C–8°C]) (up to 86°F [30°C]) (see temperature below) 10 mL multiple-dose vial Until expiration date 28 days 28 days Refrigerated or room temperature 3 mL single-patient-use SoloStar prefilled pen Until expiration date 28 days 28 days Room temperature only (Do not refrigerate)

Information for patients

17 PATIENT COUNSELING INFORMATION Advise the patient to read the FDA-approved patient labeling (Patient Information and Instructions for Use). There are separate Instructions for Use for the Vial and LANTUS SoloStar Pen. Never Share a LANTUS SoloStar Prefilled Pen or Insulin Syringe Between Patients Advise patients that they must never share a LANTUS SoloStar pen with another person, even if the needle is changed. Advise patients using LANTUS vials not to re-use or share needles or insulin syringes with another person. Sharing carries a risk for transmission of blood-borne pathogens [see Warnings and Precautions (5.1) ] . Hyperglycemia or Hypoglycemia Inform patients that hypoglycemia is the most common adverse reaction with insulin. Inform patients of the symptoms of hypoglycemia (e.g., impaired ability to concentrate and react). This may present a risk in situations where these abilities are especially important, such as driving or operating other machinery. Advise patients who have frequent hypoglycemia or reduced or absent warning signs of hypoglycemia to use caution when driving or operating machinery [see Warnings and Precautions (5.3) ]. Advise patients that changes in insulin regimen can predispose to hyperglycemia or hypoglycemia and that changes in insulin regimen should be made under close medical supervision [see Warnings and Precautions (5.2) ] . Hypoglycemia Due to Medications Errors Instruct patients to always check the insulin label before each injection to reduce the risk of a medication error [see Warnings and Precautions (5.4) ] . Hypersensitivity Reactions Advise patients that hypersensitivity reactions have occurred with LANTUS. Inform patients about the symptoms of hypersensitivity reactions [see Warnings and Precautions (5.5) ].

Instructions for use

INSTRUCTIONS FOR USE LANTUS ® (LAN-tus) (insulin glargine) injection, for subcutaneous use VIAL: 100 units/mL (U-100) These Instructions for Use contain information on how to inject LANTUS using the vial. Read these Instructions for Use before you start taking LANTUS and each time you get a new LANTUS vial. There may be new information. This information does not take the place of talking to your healthcare provider about your medical condition or your treatment. Do not share your LANTUS syringes with other people, even if the needle has been changed. You may give other people a serious infection, or get a serious infection from them. Supplies Needed to Give Your Injection: a LANTUS 10 mL vial a U-100 insulin syringe and needle 2 alcohol swabs 1 sharps container for throwing away used needles and syringes. See " Disposing of used needles and syringes " at the end of these instructions. Preparing to Inject LANTUS: Wash your hands with soap and water or clean your hands with alcohol. Check the LANTUS label to make sure you are taking the right type of insulin. This is especially important if you use more than 1 type of insulin. Check the LANTUS in the vial to make sure it is clear and colorless. Do not use LANTUS if it is colored or cloudy, or if you see particles in the solution. Do not use LANTUS after the expiration date stamped on the label or 28 days after you first use it. Always use a syringe that is marked for U-100 insulin. If you use a syringe other than a U-100 insulin syringe, you may get the wrong dose of LANTUS. Always use a new syringe and a new needle for each injection to help prevent infections and prevent blocked needles. Step 1: If you are using a new LANTUS vial, remove the protective cap. Do not remove the stopper. Step 2: Wipe the top of the vial with an alcohol swab. You do not have to shake the vial of LANTUS before use. Step 3: Draw air into the syringe equal to your LANTUS dose. Put the needle through the rubber top of the vial and push the plunger to inject the air into the vial. Step 4: Leave the syringe in the vial and turn both upside down. Hold the syringe and vial firmly in one hand. Make sure the tip of the needle is in the LANTUS solution. With your free hand, pull the plunger to withdraw the correct dose into the syringe. Step 5: Before you take the needle out of the vial, check the syringe for air bubbles. If bubbles are in the syringe, hold the syringe straight up and tap the side of the syringe until the bubbles float to the top. Push the bubbles out with the plunger and draw insulin back in until you have the correct dose. Step 6: Remove the needle from the vial. Do not let the needle touch anything. You are now ready to inject. Injecting LANTUS Inject your LANTUS (with a syringe) exactly as your healthcare provider has shown you. LANTUS is injected once daily at any time of the day but at the same time every day. Step 7: Choose your injection site: LANTUS is injected under the skin (subcutaneously) of your upper arms, thighs, or stomach area (abdomen). Change (rotate) your injection sites within the area you choose for each dose to reduce your risk of getting lipodystrophy (pits in the skin or thickened skin) and localized cutaneous amyloidosis (skin with lumps) at the injection sites. Do not inject where the skin has pits, is thickened, or has lumps. Do not inject where the skin is tender, bruised, scaly or hard, or into scars or damaged skin. Wipe the skin with an alcohol swab to clean the injection site. Let the injection site dry before you inject your dose. Step 8: Pinch the skin. Insert the needle under the skin in the way your healthcare provider showed you. Release the skin. Slowly push in the plunger of the syringe all the way, making sure you have injected all the LANTUS. Leave the needle in the skin for about 10 seconds. Step 9: Pull the needle straight out of your skin. Gently press the injection site for several seconds. Do not rub the area. Do not recap the used needle. Recapping the needle can lead to a needle-stick injury. Disposing of Used Needles and Syringes Put your used needles and syringes in a FDA-cleared sharps disposal container right away after use. Do not throw away (dispose of) loose needles and syringes in your household trash. If you do not have a FDA-cleared sharps container, you may use a household container that is: made of a heavy-duty plastic, can be closed with a tight-fitting, puncture-resistant lid, without sharps being able to come out, upright and stable during use, leak resistant, and properly labeled to warn of hazardous waste inside the container. When your sharps disposal container is almost full, you will need to follow your community guidelines for the right way to dispose of your sharps disposal container. There may be state or local laws about how you should throw away used needles and syringes. For more information about safe sharps disposal, and for specific information about sharps disposal in the state that you live in, go to the FDA's website at: http://www.fda.gov/safesharpsdisposal. Do not dispose of your used sharps disposal container in your household trash unless your community guidelines permit this. Do not recycle your used sharps disposal container. Storing and Disposing LANTUS? Unopened (not in-use) LANTUS vials Store unused LANTUS vials in the refrigerator from 36°F to 46°F (2°C to 8°C). Do not freeze LANTUS. Keep LANTUS away from direct heat and light. If a vial has been frozen or overheated, throw it away. Unopened vials can be used until the expiration date on the carton and vial label if they have been stored in the refrigerator (they can be stored past 28 days in the refrigerator). Unopened vials should be thrown away after 28 days if they are stored at room temperature. After LANTUS vials have been opened (in-use) Store in-use (opened) LANTUS vials in a refrigerator from 36°F to 46°F (2°C to 8°C) or at room temperature below 86°F (30°C) for up to 28 days . Do not freeze LANTUS. If a vial has been frozen, throw it away. Keep LANTUS out of direct heat and light. The LANTUS vial you are using should be thrown away after 28 days or if the expiration date has passed, even if it still has insulin left in it. This Instructions for Use has been approved by the U.S. Food and Drug Administration. Manufactured by: sanofi-aventis U.S. LLC Morristown, NJ 07960 A SANOFI COMPANY U.S. License No. 1752 ©2025 sanofi-aventis U.S. LLC. Revised: May 2025 Figure Figure Figure Figure Figure Figure Figure Figure Figure INSTRUCTIONS FOR USE LANTUS ® SOLOSTAR ® (LAN-tus) (insulin glargine) injection, for subcutaneous use 3 mL Single-Patient-Use PREFILLED PEN: 100 units/mL (U-100) Read these Instructions for Use before you start taking the LANTUS Solostar pen and each time you get a new LANTUS SoloStar pen. There may be new information. This information does not take the place of talking to your healthcare provider about your medical condition or your treatment. Do not share your LANTUS SoloStar pen with other people, even if the needle has been changed. You may give other people a serious infection, or get a serious infection from them. People who are blind or have vision problems should not use the LANTUS SoloStar prefilled pen without help from a person trained to use the LANTUS SoloStar prefilled pen. LANTUS SoloStar is a disposable prefilled pen used to inject LANTUS. Each LANTUS SoloStar pen has 300 units of insulin which can be used for multiple injections. You can select doses from 1 to 80 units in steps of 1 unit. The pen plunger moves with each dose. The plunger will only move to the end of the cartridge when 300 units of LANTUS have been given. Important Information You Need to Know Before Injecting LANTUS Do not use your pen if it is damaged or if you are not sure that it is working properly. Do not use a syringe to remove LANTUS from your pen. Do not reuse needles. If you do, you might get the wrong dose of LANTUS and/or increase the chance of getting an infection. Always perform a safety test (see Step 3 ). Always carry a spare pen and spare needles in case they got lost or stop working. Change (rotate) your injection sites within the area you choose for each dose (see " Places to inject " ). Learn to Inject Talk with your healthcare provider about how to inject before using your pen. Ask for help if you have problems handling the pen, for example if you have problems with your sight. Read all these instructions before using your pen. If you do not follow all these instructions, you may get too much or too little insulin. Need Help? If you have any questions about your pen or about diabetes, ask your healthcare provider, or go to www.Lantus.com or call sanofi-aventis at 1-800-633-1610. Extra Items You Will Need a new sterile needle (see Step 2 ). an alcohol swab. a puncture-resistant container for used needles and pens. (See "Throwing your pen away" ) Places to Inject Inject your insulin exactly as your healthcare provider has shown you. Inject your insulin under the skin (subcutaneously) of your upper legs (thighs), upper arms, or stomach area (abdomen). Change (rotate) your injection sites within the area you choose for each dose to reduce your risk of getting lipodystrophy (pits in skin or thickened skin) and localized cutaneous amyloidosis (skin with lumps) at the injection sites. Do not inject where the skin has pits, is thickened, or has lumps. Do not inject where the skin is tender, bruised, scaly or hard, or into scars or damaged skin. Get to know your pen Step 1: Check your pen Take a new pen out of the refrigerator at least 1 hour before you inject. Cold insulin is more painful to inject. 1A Check the name and expiration date on the label of your pen. Make sure you have the correct insulin. Do not use your pen after the expiration date. 1B Pull off the pen cap. 1C Check that the insulin is clear. Do not use the pen if the insulin looks cloudy, colored or contains particles. 1D Wipe the rubber seal with an alcohol swab. If you have other injector pens: Making sure you have the correct medicine is especially important if you have other injector pens. Step 2: Attach a new needle Do not reuse needles. Always use a new sterile needle for each injection. This helps stop blocked needles, contamination, and infection. Only use needles* that are compatible for use with LANTUS SoloStar, such as BD Ultra-Fine ® . 2A Take a new needle and peel off the protective seal. 2B Keep the needle straight and screw it onto the pen until fixed. Do not over-tighten. 2C Pull off the outer needle cap. Keep this for later. 2D Pull off the inner needle cap and throw away. Handling needles Take care when handling needles to prevent needle-stick injury and cross-infection. Step 3: Do a safety test Always do a safety test before each injection to: Check your pen and the needle to make sure they are working properly. Make sure that you get the correct LANTUS dose. 3A Select 2 units by turning the dose selector until the dose pointer is at the 2 mark. 3B Press the injection button all the way in. When insulin comes out of the needle tip, your pen is working correctly: If no insulin appears: You may need to repeat this step up to 3 times before seeing insulin. If no insulin comes out after the third time, the needle may be blocked. If this happens: – change the needle (see Step 6 and Step 2 ), – then repeat the safety test ( Step 3 ). Do not use your pen if there is still no insulin coming out of the needle tip. Use a new pen. Do not use a syringe to remove insulin from your pen. If you see air bubbles: You may see air bubbles in the insulin. This is normal, they will not harm you. Step 4: Select the dose Do not select a dose or press the injection button without a needle attached. This may damage your pen. 4A Make sure a needle is attached and the dose is set to "0." 4B Turn the dose selector until the dose pointer lines up with your dose. If you turn past your dose, you can turn back down. If there are not enough units left in your pen for your dose, the dose selector will stop at the number of units left. If you cannot select your full prescribed dose, use a new pen or inject the remaining units and use a new pen to complete your dose. How to read the dose window Even numbers are shown in line with dose pointer. Odd numbers are shown as a line between even numbers. Units of LANTUS in your pen: Your pen contains a total of 300 units of LANTUS. You can select doses from 1 to 80 units in steps of 1 unit. Each pen contains more than 1 dose. You can see roughly how many units of insulin are left by looking at where the plunger is on the insulin scale. Step 5: Injecting Your LANTUS Dose If you find it hard to press the injection button in, do not force it as this may break your pen. See the section below for help. 5A Choose a place to inject as shown in the picture above. 5B Push the needle into your skin as shown by your healthcare provider. Do not touch the injection button yet. 5C Place your thumb on the injection button. Then press all the way in and hold. Do not press at an angle. Your thumb could block the dose selector from turning. 5D Keep the injection button held in and when you see "0" in the dose window, slowly count to 10. This will make sure you get your full dose. 5E After holding and slowly counting to 10, release the injection button. Then remove the needle from your skin. If you find it hard to press the button in: Change the needle (see Step 6 and Step 2 ) then do a safety test (see Step 3 ). If you still find it hard to press in, get a new pen. Do not use a syringe to remove insulin from your pen. Step 6: Remove the needle Take care when handling needles to prevent needle-stick injury and cross-infection. Do not put the inner needle cap back on. 6A Grip the widest part of the outer needle cap. Keep the needle straight and guide it into the outer needle cap. Then push firmly on. The needle can puncture the cap if it is recapped at an angle. 6B Grip and squeeze the widest part of the outer needle cap. Turn your pen several times with your other hand to remove the needle. Try again if the needle does not come off the first time. 6C Throw away the used needle in a puncture-resistant container (see "Throwing your pen away" at the end of this Instructions for Use). 6D Put your pen cap back on. Do not put the pen back in the refrigerator. Storing the LANTUS Solostar Pen Before first use Keep new pens in the refrigerator between 36°F to 46°F (2°C to 8°C) . Do not freeze. Do not use LANTUS if it has been frozen. After first use Keep your pen at room temperature below 86°F (30°C) . Keep your pen away from heat or light. Store your pen with the pen cap on. Do not put your pen back in the refrigerator. Do not store your pen with the needle attached. Keep out of the reach of children. Only use your pen for up to 28 days after its first use. Throw away the LANTUS SoloStar pen you are using after 28 days, even if it still has insulin left in it. Caring for Your LANTUS SoloStar Pen Handle your pen with care Do not drop your pen or knock it against hard surfaces. If you think that your pen may be damaged, do not try to fix it. Use a new one. Protect your pen from dust and dirt You can clean the outside of your pen by wiping it with a damp cloth (water only). Do not soak, wash or lubricate your pen. This may damage it. Throwing your pen away The used LANTUS SoloStar pen may be thrown away in your household trash after you have removed the needle. Put the used needle in an FDA-cleared sharps disposal container right away after use. Do not throw away (dispose of) the used needles in your household trash. If you do not have a FDA-cleared sharps disposal container, you may use a household container that is: – made of a heavy-duty plastic, – can be closed with a tight-fitting, puncture-resistant lid, without sharps being able to come out, – upright and stable during use, – leak-resistant, and – properly labeled to warn of hazardous waste inside the container. When your sharps disposal container is almost full, you will need to follow your community guidelines for the right way to dispose of your sharps disposal container. There may be state or local laws about how you should throw away used needles and syringes. For more information about safe sharps disposal, and for specific information about sharps disposal in the state that you live in, go to the FDA's website at: http://www.fda.gov/safesharpsdisposal . Do not dispose of your used sharps disposal container in your household trash unless your community guidelines permit this. Do not recycle your used sharps disposal container. This Instructions for Use has been approved by the U.S. Food and Drug Administration. Manufactured by: sanofi-aventis U.S. LLC Morristown, NJ 07960 A SANOFI COMPANY U.S. License No. 1752 ©2025 sanofi-aventis U.S. LLC. *Other brands listed are the registered trademarks of their respective owners and are not trademarks of sanofi-aventis U.S. LLC. Revised: May 2025 Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure

Sources and reuse

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Source date: 2025-06-02. Retrieved: 2026-10-13. Text has been organized for reading; this import has not been independently reviewed by a clinician. It is not individualized medical advice.

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