Drug interactions
Miconazole vaginal + Trazodone
Severity: Minor
Miconazole vaginal and Trazodone: 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
Miconazole inhibits CYP3A4, which metabolises trazodone, but absorption from vaginal use is low. Systemic exposure to the inhibitor is therefore small, and any rise in trazodone levels is unlikely to matter clinically. Excessive sedation or QT effects are possible only in theory.
What this interaction means in plain words
Miconazole vaginal and Trazodone 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 CYP3A4 inhibition by miconazole, limited by minimal systemic absorption after vaginal use.
What to do
No dose change is usually needed. Watch for excess sedation or dizziness if prolonged or high-dose vaginal therapy is used.
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 Trazodone
- Arsenic trioxide + Trazodone Contraindicated
- Ibutilide + Trazodone Contraindicated
- Isocarboxazid + Trazodone Contraindicated
- Levoketoconazole + Trazodone Contraindicated
- Methylene blue + Trazodone Contraindicated
- Phenelzine + Trazodone Contraindicated
Frequently asked questions
Can I take Miconazole vaginal with Trazodone?
MediHelp rates the interaction as minor. Miconazole vaginal and Trazodone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Miconazole inhibits CYP3A4, which metabolises trazodone, but absorption from vaginal use is low. Systemic exposure to the inhibitor is therefore small, and any rise in trazodone levels is unlikely to matter clinically. Excessive sedation or QT effects are possible only in theory.
How serious is the interaction between Miconazole vaginal and Trazodone?
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 change is usually needed. Watch for excess sedation or dizziness if prolonged or high-dose vaginal therapy is used.
What other medicines interact with Trazodone?
MediHelp also lists interactions of Trazodone with, for example, Arsenic trioxide, Ibutilide, Isocarboxazid. The full list is on the Trazodone page.
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