A 19 year old boy suffering from chronic schizophrenia is put on haloperidol in the dose of 20 mg/day. A week after the initiation of medication the patient shows restlessness, fidgety, irritability and cannot sit still in one place. The most appropriate treatment strategy is -: (A) Increase in the dose of haloperidol, (B) Addition of anticholinergic drug, (C) Addtion of beta blocker, (D) Adding another antipsychotic drug
Answer is C. Restlessness, fidgety, irritability and inability to sit still at one place in a patient, one week after initiation of antipsychotic (haloperidol) suggest the diagnosis of Akathisia.

"The first line drug for akathisia is most commonly a β-blocker".