Drug interactions
Droperidol + Fesoterodine
Severity: Minor
Droperidol and Fesoterodine: 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
Droperidol has some anticholinergic activity, so additive antimuscarinic effects are possible. The legacy claims of absorption inhibition and hypoglycemia are not credible, and the main concern with droperidol is QT prolongation, which fesoterodine does not meaningfully affect at usual doses.
What this interaction means in plain words
Droperidol and Fesoterodine 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 additive antimuscarinic effects.
What to do
No specific action beyond awareness of additive anticholinergic effects such as dry mouth and sedation.
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 Fesoterodine
Frequently asked questions
Can I take Droperidol with Fesoterodine?
MediHelp rates the interaction as minor. Droperidol and Fesoterodine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Droperidol has some anticholinergic activity, so additive antimuscarinic effects are possible. The legacy claims of absorption inhibition and hypoglycemia are not credible, and the main concern with droperidol is QT prolongation, which fesoterodine does not meaningfully affect at usual doses.
How serious is the interaction between Droperidol and Fesoterodine?
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 specific action beyond awareness of additive anticholinergic effects such as dry mouth and sedation.
What other medicines interact with Fesoterodine?
MediHelp also lists interactions of Fesoterodine with, for example, Bethanechol, Clozapine, Levoketoconazole. The full list is on the Fesoterodine page.
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