Drug interactions
Clomipramine + Pralidoxime
Severity: Minor
Clomipramine and Pralidoxime: 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
Pralidoxime reactivates cholinesterase in organophosphate poisoning, whereas clomipramine is anticholinergic, so there is no well-documented harmful interaction. The anticholinergic effect of the tricyclic may mask or confuse the assessment of cholinergic toxicity.
What this interaction means in plain words
Clomipramine and Pralidoxime 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
No clear mechanism; the legacy rationale of additive reduced cholinergic transmission is pharmacologically unsound, since pralidoxime restores cholinergic function.
What to do
Treat organophosphate poisoning as indicated and consider the patient's tricyclic therapy when interpreting muscarinic signs. Monitor ECG if clomipramine toxicity is suspected.
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 Clomipramine
- Arsenic trioxide + Clomipramine Contraindicated
- Clomipramine + Dofetilide Contraindicated
- Clomipramine + Droperidol Contraindicated
- Clomipramine + Isocarboxazid Contraindicated
- Clomipramine + Methylene blue Contraindicated
- Clomipramine + Pentamidine Contraindicated
Frequently asked questions
Can I take Clomipramine with Pralidoxime?
MediHelp rates the interaction as minor. Clomipramine and Pralidoxime have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Pralidoxime reactivates cholinesterase in organophosphate poisoning, whereas clomipramine is anticholinergic, so there is no well-documented harmful interaction. The anticholinergic effect of the tricyclic may mask or confuse the assessment of cholinergic toxicity.
How serious is the interaction between Clomipramine and Pralidoxime?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Treat organophosphate poisoning as indicated and consider the patient's tricyclic therapy when interpreting muscarinic signs. Monitor ECG if clomipramine toxicity is suspected.
What other medicines interact with Clomipramine?
MediHelp also lists interactions of Clomipramine with, for example, Arsenic trioxide, Dofetilide, Droperidol. The full list is on the Clomipramine page.
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