hypnotic drugs


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Related to hypnotic drugs: Sedative drugs

hypnotic drugs,

drugs that induce sleep, sometimes called soporifics. In general, hypnotics are central nervous system depressantsdepressant,
any one of various substances that diminish functional activity, usually by depressing the nervous system. Barbiturates, sedatives, alcohol, and meprobamate are all depressants. Depressants have various modes of action and effects.
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. Alcohol, laudanum (see opiumopium,
substance derived by collecting and drying the milky juice in the unripe seed pods of the opium poppy, Papaver somniferum. Opium varies in color from yellow to dark brown and has a characteristic odor and a bitter taste.
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), bromide salts, and herbs such as valerian have been used as hypnotics. Barbituratesbarbiturate
, any one of a group of drugs that act as depressants on the central nervous system. High doses depress both nerve and muscle activity and inhibit oxygen consumption in the tissues. In low doses barbiturates act as sedatives, i.e.
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 and benzodiazepinesbenzodiazepine
, any of a class of drugs prescribed for their tranquilizing, antianxiety, sedative, and muscle-relaxing effects. Benzodiazepines are also prescribed for epilepsy and alcohol withdrawal.
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 are frequently prescribed hypnotics. Smaller doses of these same drugs may be used as sedativessedative,
any of a variety of drugs that relieve anxiety. Most sedatives act as mild depressants of the nervous system, lessening general nervous activity or reducing the irritability or activity of a specific organ.
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.
References in periodicals archive ?
31) The presence of enhanced receptor actions of modern hypnotic drugs is sometimes arguable.
I believe that prescription and OTC hypnotic drugs are responsible for increasing the risks of injuries or "falls in the night" in certain elderly people.
An unresolved controversy concerning hypnotic drugs is an alleged association between their use and premature death or increased mortality.
Modern hypnotic drugs may cause eating disorders, aggravate some parasomnias, induce somnambulism, and impair a person's ability to drive or operate machinery.
My dissonance is justified by taking hypnotic drugs as one example of the pernicious.
Rozerem does not produce the CNS sedation, memory impairment, or imbalance that are side effects of the other hypnotic drugs approved for insomnia, a particular advantage in elderly patients, said Gary Richardson, M.
Lab animals given high doses of hypnotic drugs are known to have developed kidney, thyroid and testicular cancers and suffer chromosome damage, which is a sign of carcinogenicity.
The benzodiazepine binding site occurs at the interface between alpha and gamma2 subunits, and sedative hypnotic drugs that bind here increase the affinity of GABA for its own recognition site (that lies between the alpha and beta subunits).
Research has shown that utilizing the BIS during surgery can reduce the amount of hypnotic drugs used, and allow the customization of anesthetic care for each patient," said Chamoun.