Question

which drug is a dopamine antagonist?
aprepitant
meclizine
haloperidol
ondansetron

Explanation:

Aprepitant is a neurokinin - 1 receptor antagonist. Meclizine is an anti - histamine. Haloperidol is a typical antipsychotic that acts as a dopamine antagonist. Ondansetron is a 5 - HT3 receptor antagonist.

Answer:

C. Haloperidol