major tranquilizer

tranquilizer

 [tran´kwĭ-li″zer]
a drug with a calming, soothing effect; currently it is usually used to mean an antianxiety agent (minor tranquilizer).
major tranquilizer former term for antipsychotic agent.
minor tranquilizer antianxiety agent.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

an·ti·psy·chot·ic a·gent

a functional category of neuroleptic drugs that are helpful in the treatment of psychosis and have a capacity to ameliorate thought disorders.
Synonym(s): antipsychotic (1) , major tranquilizer
Farlex Partner Medical Dictionary © Farlex 2012

major tranquilizer

n.
See antipsychotic drug.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
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