Reviewed by Peptide Treatments Medical Advisory Board (Medical Advisory Board)

Insulin: Contraindications & Drug Interactions

Safety information for Insulin including known contraindications, drug interactions, and important precautions.

Back to Insulin overview

Contraindications

  • hypoglycemia (do not administer during active hypoglycemic episode)
  • insulin allergy (rare)

Drug Interactions (6 interactions)

Important: This table summarizes known and theoretical interactions. Always consult a healthcare provider before combining Insulin with any medication.
Drug Classification Mechanism
Sulfonylureas Documented Additive hypoglycemia risk — reduce sulfonylurea dose or avoid combination
GLP-1 agonists Documented May reduce insulin requirements — monitor closely, reduce insulin dose
SGLT2 inhibitors Documented Possible additive hypoglycemia — usually reduce insulin dose
Beta-blockers Documented Masks hypoglycemia symptoms (tachycardia, tremor) — patient education crucial
Corticosteroids Documented Causes hyperglycemia — increase insulin dose during steroid therapy
Thiazolidinediones Documented Additive fluid retention and edema risk

Use our interactive Drug Interaction Checker for real-time lookup.