<prompt> Drug of choice for intractable hiccups -PromethazineChlorpromazineScopolamineClozapine  <response>: Answer- B. ChlorpromazineHiccups are repeated spasmodic involuntary contractions ofthe diaphragm that occur when you inhale.Persistent or Intractable Hiccups:-i Chlorpromazine - Drug of choice ii Baclofen iii Diphenylhydantoiniv Valproic acid v Amitriptyline vi Metoclopromide 