Reviewed by Peptide Treatments Medical Advisory Board (Medical Advisory Board)
Tirzepatide: Contraindications & Drug Interactions
Safety information for Tirzepatide including known contraindications, drug interactions, and important precautions.
Back to Tirzepatide overviewContraindications
- Personal or family history of medullary thyroid carcinoma (MTC)
- Multiple Endocrine Neoplasia syndrome type 2 (MEN 2)
- History of pancreatitis
Drug Interactions (3 interactions)
Important: This table summarizes known and theoretical interactions. Always consult a healthcare provider before combining Tirzepatide with any medication.
| Drug | Classification | Mechanism |
|---|---|---|
| Insulin | Documented | Additive hypoglycemia risk — dose reduction of insulin typically required |
| Sulfonylureas | Documented | Increased hypoglycemia risk when combined with GIP/GLP-1 receptor agonist |
| Oral contraceptives | Theoretical | Delayed gastric emptying may reduce absorption of oral medications |
Use our interactive Drug Interaction Checker for real-time lookup.