Definition of prochlorperazine in English:

Share this entry


Pronunciation: /ˌprəʊklɔːˈpɛrəziːn/


[mass noun] Medicine
A synthetic compound derived from phenothiazine, used as a tranquillizer.
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.

For editors and proofreaders

Line breaks: pro|chlor|pera¦zine

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.