title: Simultaneous determination of chlorpheniramine and diphenhydramine in cough syrups by reversed-phase ion-pair high-performance liquid chromatography.
mesh_terms: D000996:Antitussive Agents / Q000032:analysis*; D002744:Chlorpheniramine / Q000032:analysis*; D002851:Chromatography, High Pressure Liquid; D004155:Diphenhydramine / Q000032:analysis*
chemical_list: D000996:Antitussive Agents; D002744:Chlorpheniramine; D004155:Diphenhydramine