Drug given for metoclopramide induced dystonic reaction is:
Ans. (B) Promethazine(Ref: KDT 8th/e p180)"Acute muscle dystonia caused by antiemetic-antipsychotic drugs is promptly relieved by parenteral promethazine or hydroxyzine" This is based on central anti-cholinergic action of the drugs.Promethazine is a first generation anti-histaminic which has maximum penetration of blood brain barrier and maximum anticholinergic activity.
Pheniramine
Promethazine
Chlorpromazine
Prochlorperazine
Anti-Emetic