title: Letter: Possible effects of combining phenothiazines.
mesh_terms: D000978:Antiparkinson Agents; D004359:Drug Therapy, Combination; D005476:Fluphenazine / Q000008:administration & dosage* / Q000009:adverse effects / Q000037:antagonists & inhibitors; D006801:Humans; D008297:Male; D008875:Middle Aged; D010302:Parkinson Disease, Secondary / Q000139:chemically induced; D012563:Schizophrenia, Paranoid / Q000188:drug therapy*; D013881:Thioridazine / Q000008:administration & dosage*
chemical_list: D000978:Antiparkinson Agents; D013881:Thioridazine; D005476:Fluphenazine