Which drug is the most useful in treating an episode of antipsychotic induced acute dystonia ?
Ans. is 'c' i.e., Promethazine o Antihistaminics have central anticholinergic propey (e.g. promethazine) and central anticholinergic is the drug of choice for acute dystonia.
Lorazepam
Haloperidol
Promethazine
Phenobarbitone