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Drug interactions

Oxandrolone + Tolazamide

Severity: Moderate

Oxandrolone and Tolazamide: 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

Anabolic steroids can improve insulin sensitivity and lower blood glucose, which may increase the hypoglycemic effect of sulfonylureas. Hypoglycemia has been described with this class combined with antidiabetic agents.

What this interaction means in plain words

Oxandrolone and Tolazamide 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.

Evidence level: Moderate

Why it happens

Anabolic androgens increase insulin sensitivity and glucose tolerance, adding to sulfonylurea action.

What to do

Monitor blood glucose closely when oxandrolone is started, and reduce the tolazamide dose if glucose falls. Re-check glucose when oxandrolone is stopped.

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?

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 Oxandrolone with Tolazamide?

MediHelp rates the interaction as moderate. Oxandrolone and Tolazamide 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. Anabolic steroids can improve insulin sensitivity and lower blood glucose, which may increase the hypoglycemic effect of sulfonylureas. Hypoglycemia has been described with this class combined with antidiabetic agents.

How serious is the interaction between Oxandrolone and Tolazamide?

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 closely when oxandrolone is started, and reduce the tolazamide dose if glucose falls. Re-check glucose when oxandrolone is stopped.

What other medicines interact with Tolazamide?

MediHelp also lists interactions of Tolazamide with, for example, Disopyramide, Insulin degludec-liraglutide, Aceclofenac. The full list is on the Tolazamide page.

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