Insulin Glargine Drug Interactions

Many drugs affect insulin requirements by altering insulin sensitivity or secretion.

Key Drug Interactions

→Beta blockers: mask hypoglycaemia warning signs; can prolong hypoglycaemia
→Corticosteroids: significantly increase insulin requirements
→Alcohol: enhances hypoglycaemic effect and impairs gluconeogenesis
→ACE inhibitors: may increase insulin sensitivity
→Thiazolidinediones: additive glucose-lowering effect

Alcohol Interactions

→Alcohol enhances the glucose-lowering effect of insulin and impairs the liver's ability to produce glucose, significantly increasing hypoglycaemia risk. Alcohol should be consumed with food only and blood glucose monitored closely.

Supplement and Food Interactions

→Chromium supplements may affect insulin sensitivity. Discuss with your diabetes team before taking any supplements.

Safety Note

Always tell your doctor and pharmacist about all prescription medicines, non-prescription medicines, vitamins, and herbal or dietary supplements before starting Insulin Glargine. Keep an up-to-date medicines list to share with all healthcare providers.

Frequently Asked Questions

Can I take Insulin Glargine with common over-the-counter medicines?

Some OTC medications interact with Insulin Glargine. NSAIDs, aspirin, antihistamines, antacids, and herbal products can all have interactions. Ask your pharmacist to check for interactions before taking any new OTC product.

Can I drink alcohol while taking Insulin Glargine?

Alcohol enhances the glucose-lowering effect of insulin and impairs the liver's ability to produce glucose, significantly increasing hypoglycaemia risk. Alcohol should be consumed with food only and blood glucose monitored closely.

More About Insulin Glargine

Dosage & Administration

Side Effects

Warnings & Precautions

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Medical Disclaimer: This drug reference is provided for informational purposes only and is not a substitute for professional medical advice. Always consult your physician or pharmacist before changing your medication. Information reviewed by the vHospital Editorial Team · Sources: WHO, BNF, FDA prescribing information.