sedative-hypnotic drug

1. A sedative that depresses activity of the central nervous system and reduces anxiety and induces sleep (synset 104173902)
   is a type of: depressant, downer, sedative, sedative drug - a drug that reduces excitability and calms a person
   subtypes:

   • barbiturate - organic compound having powerful soporific effect; overdose can be fatal
   • ethchlorvynol, placidyl - a mild sedative-hypnotic drug (trade name Placidyl)
   • methaqualone, quaalude - sedative-hypnotic drug (trade name Quaalude) that is a drug of abuse
   • thalidomide - a sedative and hypnotic drug; withdrawn from sale after discovered to cause severe birth defects because it inhibits angiogenesis
   • antianxiety agent, ataractic, ataractic agent, ataractic drug, tranquilizer, tranquilliser, tranquillizer - a drug used to reduce stress or tension without reducing mental clarity
   same as: sedative-hypnotic

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