Monoamine Oxidase Inhibitors (Maois) + Promethazine Hydrochloride And Phenylephrine Hydrochloride Interaction

Majorinteraction on record

Description

MAOI with promethazine increases incidence of extrapyramidal effects. MAOI with phenylephrine may cause acute hypertensive crisis with potentiated cardiac pressor response.

Mechanism

Increased sympathomimetic and dopaminergic activity

Source: NLP:promethazine hydrochloride and phenylephrine hydrochloride