title: Acute rigidity with small intravenous dose of Innovar. A case report.
mesh_terms: D000208:Acute Disease; D000328:Adult; D001415:Back; D001544:Benperidol / Q000009:adverse effects*; D005152:Facial Muscles; D005283:Fentanyl / Q000009:adverse effects*; D006801:Humans; D007275:Injections, Intravenous; D008297:Male; D009127:Muscle Rigidity / Q000139:chemically induced; D009135:Muscular Diseases / Q000139:chemically induced*; D009333:Neck; D011229:Preanesthetic Medication
chemical_list: D001544:Benperidol; D005283:Fentanyl