What is "prochlorperazine"

n. A potent antipsychotic drug of the phenothiazine class.

n. antipsychotic and antiemetic drug used to treat schizophrenia and to combat nausea and vomiting

Prochlorperazine (Compazine, Stemzine, Buccastem, Stemetil, Phenotil) is a dopamine (D) receptor antagonist that belongs to the phenothiazine class of antipsychotic agents that are used for the antiemetic treatment of nausea and vertigo. It is also a highly potent typical antipsychotic, 10–20 times more potent than chlorpromazine. It is also used to treat migraine headaches. Intravenous administration can be used to treat status migrainosus.