Martinak B, Bolis RA, Black JR, Fargason RE, Birur B. Dextromethorphan in Cough Syrup: The Poor Man's Psychosis. Psychopharmacology Bulletin. 2017; 47(4):1-5 ...
Alka-Selter Plus Cold & Cough Medicine Effervescent Tablets ... Relief Liqui-Gels Comtrex Deep Chest Cold Dextromethorphan hydrobromide 10 mg; guaifenesin 100 mg; pseudoephedrine HCl 30 mg ...
Dextromethorphan HBr 10mg, guaifenesin 100mg; per 5mL; syrup; contains sodium 4mg/5mL; sugar- and alcohol-free.