Drug interactions
Bazedoxifene / conjugated estrogens + Isoniazid
Severity: Minor
Bazedoxifene / conjugated estrogens and Isoniazid: 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
Conjugated estrogens and bazedoxifene are partly handled by CYP3A4 and glucuronidation. Isoniazid could slightly raise exposure, but any clinical effect is unlikely to be meaningful.
What this interaction means in plain words
Bazedoxifene / conjugated estrogens and Isoniazid have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Weak CYP3A4 inhibition by isoniazid may slightly reduce estrogen metabolism.
What to do
No action beyond awareness; review for estrogen-related adverse effects such as breast tenderness or bleeding if symptoms occur.
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 Isoniazid
Frequently asked questions
Can I take Bazedoxifene / conjugated estrogens with Isoniazid?
MediHelp rates the interaction as minor. Bazedoxifene / conjugated estrogens and Isoniazid have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Conjugated estrogens and bazedoxifene are partly handled by CYP3A4 and glucuronidation. Isoniazid could slightly raise exposure, but any clinical effect is unlikely to be meaningful.
How serious is the interaction between Bazedoxifene / conjugated estrogens and Isoniazid?
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 action beyond awareness; review for estrogen-related adverse effects such as breast tenderness or bleeding if symptoms occur.
What other medicines interact with Isoniazid?
MediHelp also lists interactions of Isoniazid with, for example, Bacillus calmette-guerin substrain tice, Benzhydrocodone / acetaminophen, Carbamazepine. The full list is on the Isoniazid page.
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