Promethazine Hydrochloride And Dextromethorphan Hydrobromide + Mao Inhibitors Interaction

Contraindicatedinteraction on record

Description

Hyperpyrexia, hypotension, and death have been reported with coadministration of MAO inhibitors and dextromethorphan. Concomitant administration should be avoided.

Mechanism

Increased serotonergic activity; increased incidence of extrapyramidal effects reported with phenothiazines and MAOIs

Source: NLP:promethazine hydrochloride and dextromethorphan hydrobromide