dextromethorphan

As nouns the difference between abbreviation and dextromethorphan

is that abbreviation is the result of shortening or reducing; abridgment while dextromethorphan is (pharmaceutical drug) an antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations.

As nouns the difference between taxonomy and dextromethorphan

is that taxonomy is the science or the technique used to make a classification while dextromethorphan is (pharmaceutical drug) an antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations.

As nouns the difference between dextromethorphan and racemethorphan

is that dextromethorphan is an antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations while racemethorphan is the racemic mixture of dextromethorphan and levomethorphan.

Methorphan is a derived term of dextromethorphan.

As nouns the difference between dextromethorphan and methorphan

is that dextromethorphan is an antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations while methorphan is either of two isomers of 3-methoxy-17-methylmorphinan