<prompt> Which of the following drug is responsible for extrapyramidal side effects?MetoclopramideCisaprideDomperidoneAll of the above  <response>: Ans. A. MetoclopramideMetoclopramide and domperidone both block the D2 receptor. Metoclopramide can cross the BBB whereas domperidone do not cross. So extrapyramidal side effects are seen with Metoclopramide. 