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prochlorperazine Syllabification: pro·chlor·per·a·zine
Pronunciation: /ˌprōklôrˈperəzēn/

Definition of prochlorperazine in English:


A synthetic compound derived from phenothiazine, used as a tranquilizer.
Example sentences
  • The phenothiazines prochlorperazine and chlorpromazine have been shown to reduce nausea and vomiting of pregnancy compared with placebo.
  • Several antiemetics, such as metoclopramide, chlorpromazine, prochlorperazine, and promethazine, are regarded as safe for use during pregnancy.
  • The most effective medications at this time appear to be prochlorperazine, chlorpromazine and sumatriptan, each having a pain-relief efficacy in acute migraine of greater than 70 percent.


1950s: from pro(pyl) + chlor(ine) + (pi)perazine.

Definition of prochlorperazine in:
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