This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharmacotherapy in psychiatry, Subject name: Anatomy
a patient was brought to psychiatry casuality with contraction of the neck , the patient told that it was painul. this symptom staed after the injection given at the psychiatry hospital for his psychosis. the type of side effect caused by the drug is 
Select and explain. 
A. dystonia, B. neuroleptic malignant syndrome, C. akathisa, D. tardive dyskinesia
A: dystonia
Answer: A: dystonia 
Explanation: Acute dystonia * <48 hours of staing antipsychotics * M.C in======Younger black males * If a patient develops dystonia he is more prone for eps Patient considers this as an Allergic reaction , thereby may stop drugs Layryngeal dystonia is a Psychiatric emergency, should be treated with IV lorazepam TREATMENT * Diphenhydramine * Benztropine mesylate * Prophylactic anticholinergics helps Ref. Kaplonand sadock, synopsis of psychiatry, 11 th edition, page no. 925