title: Elimination of false negative results with the FPN Forest test for phenothiazine derivatives in urine.
mesh_terms: D000863:Antacids / Q000627:therapeutic use; D002624:Chemistry, Clinical; D006801:Humans; D066298:In Vitro Techniques; D010546:Perphenazine / Q000627:therapeutic use; D010640:Phenothiazines / Q000652:urine*; D000644:Quaternary Ammonium Compounds / Q000627:therapeutic use
chemical_list: D000863:Antacids; D010640:Phenothiazines; D000644:Quaternary Ammonium Compounds; D010546:Perphenazine