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.

---

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

---

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

“Picture,” with its characters’ distinctly contemporary concerns — topics include mattresses, chlorpromazine and lakeside Austrian retreats — steps closer to his goal.

From New York Times • Jul. 3, 2023

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

From New York Times • Jul. 20, 2017

But they have found plenty of other uses for chlorpromazine.

From Time Magazine Archive