title: Acute dystonic reactions that fail to respond to diphenhydramine: think of PCP.
authors.forename: S
authors.initials: S
authors.lastname: Piecuch
authors.forename: U
authors.initials: U
authors.lastname: Thomas
authors.forename: B R
authors.initials: BR
authors.lastname: Shah
mesh_terms: D000978:Antiparkinson Agents / Q000627:therapeutic use*; D004155:Diphenhydramine / Q000627:therapeutic use*; D004421:Dystonia / Q000139:chemically induced*; D005260:Female; D006801:Humans; D007223:Infant; D010622:Phencyclidine / Q000506:poisoning*; D011041:Poisoning / Q000175:diagnosis
chemical_list: D000978:Antiparkinson Agents; D004155:Diphenhydramine; D010622:Phencyclidine