ACTIFED W/ CODEINE

Pre-Launch

codeine phosphate; pseudoephedrine hydrochloride; triprolidine hydrochloride

NDAORALSYRUP
Lifecycle
Pre-Launch

Mechanism of Action

CLINICAL PHARMACOLOGY Mechanism of Action Codeine is an opioid agonist relatively selective for the mu-opioid receptor, but with a much weaker affinity than morphine. The analgesic properties of codeine have been speculated to come from its conversion to morphine, although the exact mechanism of…