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Drug interactions

Bazedoxifene / conjugated estrogens + Imipramine

Severity: Minor

Bazedoxifene / conjugated estrogens and Imipramine: 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

Oral estrogens may alter tricyclic antidepressant exposure, and some reports describe higher imipramine concentrations with more anticholinergic, sedative or cardiovascular adverse effects. Others describe reduced antidepressant response. The effect is inconsistent and usually modest.

What this interaction means in plain words

Bazedoxifene / conjugated estrogens and Imipramine 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

Estrogens may modestly inhibit hepatic oxidative metabolism of tricyclics, but the mechanism is not firmly established.

What to do

No routine dose change is needed; watch for anticholinergic or sedative effects or loss of antidepressant response when estrogen therapy is started or stopped, and adjust imipramine to clinical response.

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 Bazedoxifene / conjugated estrogens with Imipramine?

MediHelp rates the interaction as minor. Bazedoxifene / conjugated estrogens and Imipramine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Oral estrogens may alter tricyclic antidepressant exposure, and some reports describe higher imipramine concentrations with more anticholinergic, sedative or cardiovascular adverse effects. Others describe reduced antidepressant response. The effect is inconsistent and usually modest.

How serious is the interaction between Bazedoxifene / conjugated estrogens and Imipramine?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine dose change is needed; watch for anticholinergic or sedative effects or loss of antidepressant response when estrogen therapy is started or stopped, and adjust imipramine to clinical response.

What other medicines interact with Imipramine?

MediHelp also lists interactions of Imipramine with, for example, Dronedarone, Isocarboxazid, Phenelzine. The full list is on the Imipramine page.

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