Drug interactions
Asenapine + Cigarette smoking
Severity: Minor
Asenapine and Cigarette smoking: 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
Asenapine is partly metabolized by CYP1A2, which is induced by tobacco smoke. Smoking has little clinical effect on asenapine exposure in practice.
What this interaction means in plain words
Asenapine and Cigarette smoking 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
Possible CYP1A2 induction by polycyclic aromatic hydrocarbons in smoke.
What to do
No dose adjustment is generally needed. Monitor response if smoking status changes substantially.
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 Asenapine
- Asenapine + Pimozide Contraindicated
- Asenapine + Thioridazine Contraindicated
- Asenapine + Vandetanib Contraindicated
- Adagrasib + Asenapine Major
- Alfentanil + Asenapine Major
- Alfuzosin + Asenapine Major
Frequently asked questions
Can I take Asenapine with Cigarette smoking?
MediHelp rates the interaction as minor. Asenapine and Cigarette smoking have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Asenapine is partly metabolized by CYP1A2, which is induced by tobacco smoke. Smoking has little clinical effect on asenapine exposure in practice.
How serious is the interaction between Asenapine and Cigarette smoking?
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 dose adjustment is generally needed. Monitor response if smoking status changes substantially.
What other medicines interact with Asenapine?
MediHelp also lists interactions of Asenapine with, for example, Pimozide, Thioridazine, Vandetanib. The full list is on the Asenapine page.
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