Drug interactions
Droperidol + Flavoxate
Severity: Minor
Droperidol and Flavoxate: 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 weak anticholinergic activity, and flavoxate may add to anticholinergic effects. Droperidol also prolongs the QT interval, but flavoxate is not known to affect this.
What this interaction means in plain words
Droperidol and Flavoxate 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
Modest additive antimuscarinic effects.
What to do
Monitor for anticholinergic effects such as dry mouth, tachycardia or urinary retention. No specific dose change is usually needed.
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 Flavoxate
- Clozapine + Flavoxate Major
- Abobotulinumtoxina + Flavoxate Moderate
- Aclidinium + Flavoxate Moderate
- Amantadine + Flavoxate Moderate
- Amitriptyline + Flavoxate Moderate
- Amoxapine + Flavoxate Moderate
Frequently asked questions
Can I take Droperidol with Flavoxate?
MediHelp rates the interaction as minor. Droperidol and Flavoxate 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 weak anticholinergic activity, and flavoxate may add to anticholinergic effects. Droperidol also prolongs the QT interval, but flavoxate is not known to affect this.
How serious is the interaction between Droperidol and Flavoxate?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for anticholinergic effects such as dry mouth, tachycardia or urinary retention. No specific dose change is usually needed.
What other medicines interact with Flavoxate?
MediHelp also lists interactions of Flavoxate with, for example, Clozapine, Abobotulinumtoxina, Aclidinium. The full list is on the Flavoxate page.
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