NDAORALCONCENTRATE
Approved
Mar 1963
Lifecycle
LOE Approaching
Competitive Pressure
30/100
Mechanism of Action
CLINICAL PHARMACOLOGY Dextromethorphan: Dextromethorphan is an antitussive agent and, unlike the isomeric levorphanol, it has no analgesic or addictive properties. The drug acts centrally and elevates the threshold for coughing. It is about equal to codeine in depressing the cough reflex. In…