Carbamazepine and Clomipramine interaction

Carbamazepine and Clomipramine: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Carbamazepine (EQUETRO) label · effective 2025-08-19

Major

Known hypersensitivity to any of the tricyclic compounds (e.g., amitriptyline, desipramine, imipramine, protriptyline, and nortriptyline.) Hypersensitivity reactions include anaphylaxis and serious rash.

Contraindicationsby drug classView label on DailyMed
Major

Known hypersensitivity to tricyclic antidepressants ( 4 )

Contraindicationsby drug classView label on DailyMed
Moderate

EQUETRO increases the plasma levels of the following drugs by inhibition of their metabolism : Clomipramine, P henytoin, and P rimidone EQUETRO can increase the concentrations of clomipramine, phenytoin, and primidone.

Drug interactionsnames ClomipramineView label on DailyMed
Moderate

Increased Intraocular Pressure Carbamazepine has mild anticholinergic activity.

Warnings and precautionsby drug classView label on DailyMed
Minor

…olanzapine, oral and other hormonal contraceptives, oxcarbazepine, paliperidone, phenytoin, praziquantel, quetiapine, risperidone, sertraline, sirolimus, tadalafil, theophylline, topiramate, tiagabine, tramadol, triazolam, tricyclic antidepressants (e.g., imipramine, amitriptyline, nortriptyline), trazodone, valproate, warfarin , ziprasidone, and zonisamide.

Drug interactionsby drug classView label on DailyMed

From the Clomipramine (CLOMIPRAMINE HYDROCHLORIDE) label · effective 2024-11-26

Moderate

…several closely related tricyclic antidepressants have been reported to be increased by the concomitant administration of methylphenidate or hepatic enzyme inhibitors (e.g., cimetidine, fluoxetine) and decreased by the concomitant administration of hepatic enzyme inducers (e.g., barbiturates, phenytoin), and such an effect may be anticipated with CMI as well.

Drug interactionsby drug classView label on DailyMed

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.