This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
Psychotic patient on antipsychotic drugs develops toicollis within 4 days of therapy. what is the treatment? 
Select and explain. 
A. Central anticholinergic, B. Peripheral anticholinergic, C. Beta blocker, D. Dantrolene
A: Central anticholinergic
Answer: A: Central anticholinergic 
Explanation: Ans. A. Central anticholinergicThis is a case of drug induced muscular dystonia, which is treated by central anticholinergic.Drug of choice for antipsychotic induced extrapyramidal side effectsAcute muscular dystonia -+ Central anticholinergicAkathisia - Beta blockerParkinsonism - Central anticholinergic.Neuroleptic malignant syndrome - DantroleneTardive dyskinesia - Terabenazine (TBZ)