Drug interactions
Metformin-pioglitazone + Testosterone
Severity: Minor
Metformin-pioglitazone and Testosterone: minor 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
Testosterone may improve insulin sensitivity in some men, which could enhance the glucose-lowering effect of antidiabetic drugs. The effect is variable and rarely clinically significant.
What this interaction means in plain words
Metformin-pioglitazone and Testosterone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Metformin-pioglitazone belongs to Endocrine; Testosterone belongs to Endocrine.
Why it happens
Androgen effects on body composition and insulin sensitivity may add to antidiabetic action; mechanism not firmly established.
What to do
Monitor blood glucose after starting testosterone and reduce antidiabetic doses if hypoglycemia occurs.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Metformin-pioglitazone
Other interactions of Testosterone
- Testosterone + Warfarin Major
- Androstenedione + Testosterone Moderate
- Betamethasone + Testosterone Moderate
- Carbamazepine + Testosterone Moderate
- Corticotropin + Testosterone Moderate
- Cortisone + Testosterone Moderate
Frequently asked questions
Can I take Metformin-pioglitazone with Testosterone?
MediHelp rates the interaction as minor. Metformin-pioglitazone and Testosterone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Testosterone may improve insulin sensitivity in some men, which could enhance the glucose-lowering effect of antidiabetic drugs. The effect is variable and rarely clinically significant.
How serious is the interaction between Metformin-pioglitazone and Testosterone?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose after starting testosterone and reduce antidiabetic doses if hypoglycemia occurs.
What other medicines interact with Metformin-pioglitazone?
MediHelp also lists interactions of Metformin-pioglitazone with, for example, Contrast media, Diatrizoate meglumine / diatrizoate, Diatrizoate. The full list is on the Metformin-pioglitazone page.
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