title: Spectrophotometric method for determination of chlorpheniramine maleate in pharmaceutical preparations in the presence of codeine phosphate and ephedrine hydrochloride.
mesh_terms: D002744:Chlorpheniramine / Q000032:analysis*; D003061:Codeine; D004304:Dosage Forms; D004338:Drug Combinations; D004809:Ephedrine; D013053:Spectrophotometry / Q000379:methods
chemical_list: D004304:Dosage Forms; D004338:Drug Combinations; D002744:Chlorpheniramine; D004809:Ephedrine; D003061:Codeine