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Drug interactions

Fluoxymesterone + Pioglitazone

Severity: Minor

Fluoxymesterone and Pioglitazone: 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

Androgens and anabolic steroids such as fluoxymesterone can improve insulin sensitivity and lower blood glucose in some patients. Combined with pioglitazone this may add to the glucose-lowering effect, though hypoglycemia is uncommon. Fluid retention from androgens may also add to that of pioglitazone.

What this interaction means in plain words

Fluoxymesterone and Pioglitazone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Evidence level: Low

Why it happens

Additive effects on insulin sensitivity and glucose lowering; androgen-related fluid retention may be additive.

What to do

Monitor blood glucose when starting or stopping fluoxymesterone and adjust pioglitazone if needed. Watch for edema or weight gain.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Fluoxymesterone with Pioglitazone?

MediHelp rates the interaction as minor. Fluoxymesterone and Pioglitazone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Androgens and anabolic steroids such as fluoxymesterone can improve insulin sensitivity and lower blood glucose in some patients. Combined with pioglitazone this may add to the glucose-lowering effect, though hypoglycemia is uncommon. Fluid retention from androgens may also add to that of pioglitazone.

How serious is the interaction between Fluoxymesterone and Pioglitazone?

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 when starting or stopping fluoxymesterone and adjust pioglitazone if needed. Watch for edema or weight gain.

What other medicines interact with Pioglitazone?

MediHelp also lists interactions of Pioglitazone with, for example, Insulin aspart-insulin aspart protamine, Insulin aspart, Insulin degludec-insulin aspart. The full list is on the Pioglitazone page.

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