This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2017, Subject name: Pharmacology
Drug of choice for treatment of akathisia is:- 
Select and explain. 
A. Lithium, B. Fluoxetine, C. Propranolol, D. Haloperidol
C: Propranolol
Answer: C: Propranolol 
Explanation: Antipsychotic drugs S/E - PS Dystonic - Benzhexol Akathesia -Propanolol Drug induced parkinsonism - Benzhexol Tardive dyskinesia - Valbenazine Propanolol Beta blockers improve cardiac output in HOCM patients During exercise by reducing left ventricular outflow obstruction Lithiums/e Thirst , polyuria experienced by most of patients Fine tremors Nausea, vomiting, mild diarrhea occurs initially Fluoxetine : Approved for use in children 7 yrs or older for depression and OCD Only antidepressants effective in juveniledepression- fluoxetine, seraline