title: Quantitative determination of phenylephrine hydrochloride, ascorbic acid and methapyrilene hydrochloride in an anticold formula.
mesh_terms: D001205:Ascorbic Acid / Q000032:analysis* / Q000627:therapeutic use; D003124:Colorimetry; D003139:Common Cold / Q000188:drug therapy*; D006634:Histamine H1 Antagonists / Q000032:analysis* / Q000627:therapeutic use; D006801:Humans; D008722:Methods; D010656:Phenylephrine / Q000032:analysis* / Q000627:therapeutic use; D013056:Spectrophotometry, Ultraviolet
chemical_list: D006634:Histamine H1 Antagonists; D010656:Phenylephrine; D001205:Ascorbic Acid