Drug interactions
Glimepiride-pioglitazone + Pegvisomant
Severity: Moderate
Glimepiride-pioglitazone and Pegvisomant: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Pegvisomant blocks growth hormone action, which increases insulin sensitivity and lowers glucose. In diabetic patients on glimepiride and pioglitazone, this may cause hypoglycemia and require a lower antidiabetic dose.
What this interaction means in plain words
Glimepiride-pioglitazone and Pegvisomant can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Glimepiride-pioglitazone belongs to Endocrine; Pegvisomant belongs to Endocrine.
Why it happens
Growth hormone receptor antagonism reduces insulin resistance, adding to the glucose-lowering effect of the antidiabetic drugs.
What to do
Monitor blood glucose when pegvisomant is started and reduce glimepiride, or pioglitazone if needed, if hypoglycemia occurs.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Glimepiride-pioglitazone
Other interactions of Pegvisomant
- Alogliptin-metformin + Pegvisomant Moderate
- Alogliptin-pioglitazone + Pegvisomant Moderate
- Chlorpropamide + Pegvisomant Moderate
- Codeine + Pegvisomant Moderate
- Dapagliflozin-metformin + Pegvisomant Moderate
- Ertugliflozin-sitagliptin + Pegvisomant Moderate
Frequently asked questions
Can I take Glimepiride-pioglitazone with Pegvisomant?
MediHelp rates the interaction as moderate. Glimepiride-pioglitazone and Pegvisomant can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Pegvisomant blocks growth hormone action, which increases insulin sensitivity and lowers glucose. In diabetic patients on glimepiride and pioglitazone, this may cause hypoglycemia and require a lower antidiabetic dose.
How serious is the interaction between Glimepiride-pioglitazone and Pegvisomant?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose when pegvisomant is started and reduce glimepiride, or pioglitazone if needed, if hypoglycemia occurs.
What other medicines interact with Glimepiride-pioglitazone?
MediHelp also lists interactions of Glimepiride-pioglitazone with, for example, Fluconazole, Gemfibrozil, Insulin aspart. The full list is on the Glimepiride-pioglitazone page.
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