perphenazine
noun
per·phe·na·zine (ˌ)pər-ˈfē-nə-ˌzēn 
-ˈfe-
: a phenothiazine tranquilizer C21H26ClN3OS that is used especially to control psychotic symptoms (such as anxiety and agitation)
Example Sentences
Recent Examples on the Web First-generation antipsychotics include chlorpromazine, haloperidol, perphenazine, and fluphenazine, the NIMH says. 
Korin Miller, SELF, 30 Nov. 2018
Korin Miller, SELF, 30 Nov. 2018 Word History
Etymology
blend of piperazine and phen-
First Known Use
1957, in the meaning defined above
Medical Definition
perphenazine
noun
per·phen·a·zine (ˌ)pər-ˈfen-ə-ˌzēn
: a phenothiazine tranquilizer C21H26ClN3OS used especially to control symptoms (as anxiety, agitation, and delusions) of psychotic conditions
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