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Benylin; Delsym; Pertussin; Robitussin Cough 

 

Dextromethorphan hydrobromide (DXM for short) is an antitussive drug that is found in many over-the-counter cold remedies and cough syrups. In considerably higher doses, DXM is a powerful psychedelic drug. (Specifically, it is a dissociative drug. The dissociatives are a major subclass of the psychedelic drugs.) It is not physically addictive, but may be psychologically addictive (see below).

Caplan's syndrome (or Caplan's disease) is a combination of rheumatoid arthritis and pneumoconiosis that manifests as intrapulmonary nodules ...


Dextromethorphan as related to Caplan syndrome