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antianxiety drug

 

n.
Any of a group of drugs, such as the benzodiazepines, that are used to treat anxiety without causing excessive sedation. Also called anxiolytic drug, minor tranquilizer.


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Oxford A-Z of Medicinal Drugs:

anxiolytic drugs

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(sedatives)

Drugs that reduce anxiety; they were formerly known as minor tranquillizers (compare antipsychotic drugs). Anxiolytics should only be used to relieve anxiety that is severe or disabling. They will also induce sleep when taken at night (see hypnotic drugs). Physical and psychological dependence can develop with prolonged use, and these drugs should only be used for short periods and then withdrawn gradually. The lowest effective dosage should be used and discontinued as soon as possible. Anxiolytics may impair judgment and increase reaction time, affecting the ability to drive or operate machinery. They increase the effects of alcohol, and the hangover effects of a night-time dose may impair driving the following day. The most commonly used anxiolytics are the benzodiazepines and buspirone.

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Columbia Encyclopedia:

antianxiety drug

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antianxiety drug, drug administered for the relief of anxiety. Although their action is not fully understood, most antianxiety medications appear to affect the action of neurotransmitters in the brain (see serotonin and norepinephrine). They may work by affecting the limbic system, that part of the brain associated with emotion.

Antianxiety drugs frequently prescribed in the United States include the benzodiazepines alprazolam (Xanax) and clonazepam (Clonopin), most often prescribed for panic attacks and general anxiety. Long-term use is discouraged because of side effects (impaired alertness, sedation, interactions with alcohol and other drugs), potential for addiction, and withdrawal symptoms. Nonbenzodiazepine drugs that work by acting on benzodiazepine receptors include zolpidem (Ambien), which is widely prescribed as a sleeping pill. Beta-blockers, usually prescribed for hypertension, are sometimes used for people facing an anxiety-producing "crisis," such as performing on the stage or giving a speech. Buspirone (BuSpar), a drug chemically unrelated to the benzodiazepines or beta-blockers, is often preferred for cases of long-term anxiety because it has fewer side effects, less addictive potential, and no withdrawal symptoms.


Random House Word Menu:

categories related to 'minor tranquilizer'

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Random House Word Menu by Stephen Glazier
For a list of words related to minor tranquilizer, see:
  • PHARMACOLOGY - minor tranquilizer: drug prescribed to relieve minor tension and anxiety, such as Valium or Miltown


 
 

 

Copyrights:

American Heritage Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.  Read more
 Oxford A-Z of Medicinal Drugs. Market University Press. © 2000, 2003, 2010 An A-Z of Medicinal Drugs. All rights reserved.  Read more
Columbia Encyclopedia. The Columbia Electronic Encyclopedia, Sixth Edition Copyright © 2012, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/ Read more
Random House Word Menu. © 2010 Write Brothers Inc. Word Menu is a registered trademark of the Estate of Stephen Glazier. Write Brothers Inc. All rights reserved.  Read more

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