chlorpromazine

American  

[klawr-prom-uh-zeen, klohr-] / klɔrˈprɒm əˌzin, kloʊr- /

noun

1. a grayish-white, crystalline powder, C 17 H 19 ClN 2 S, derived from phenothiazine, used chiefly to inhibit nausea and vomiting and as a major tranquilizer in the management of schizophrenia and related psychoses.

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chlorpromazine British  

/ klɔːˈprɒməˌziːn /

noun

1. a drug derived from phenothiazine, used as a tranquillizer and sedative, esp in psychotic disorders. Formula: C 17 H 19 ClN 2 S

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Etymology

Origin of chlorpromazine

First recorded in 1950–55; chlor- ² + pro(pyl) + (a)m(ine) + azine

Example Sentences

Confronted with such cases before the discovery of autoimmune encephalitis, psychiatrists often prescribed antipsychotics such as chlorpromazine or haloperidol.

From Science Magazine • May 15, 2024

While one antipsychotic, chlorpromazine, showed potential increased links to language and speech delays, these findings were based on small sample sizes of 8-15 children, so more research is needed to investigate this potential link.

From Science Daily • Mar. 18, 2024

By 1960, doctors had the first drug that could effectively blunt psychosis — chlorpromazine, brand name Thorazine — giving tens of thousands of residents a chance to live independently.

From New York Times • Mar. 5, 2018

Those doctors offered an acid reducer for his stomach and more chlorpromazine.

From New York Times • Jul. 20, 2017

Psychotropic drugs, such as chlorpromazine and haloperidol, are the main form of treatment.

From Time Magazine Archive