title: Thiothixene and trifluoperazine in a step system.
mesh_terms: D002908:Chronic Disease; D002986:Clinical Trials as Topic; D006801:Humans; D007902:Length of Stay; D012056:Reinforcement, Social; D012559:Schizophrenia / Q000188:drug therapy*; D014268:Trifluoperazine / Q000627:therapeutic use*; D014966:Xanthenes / Q000627:therapeutic use*
chemical_list: D014966:Xanthenes; D014268:Trifluoperazine