Barbiturate

Barbiturates are drugs that act as central nervous system (CNS) depressants, and by virtue of this they produce a wide spectrum of effects, from mild sedation to anesthesia. Some are also used as anticonvulsants.

Barbiturate abuse

Barbiturates were very popular in the first half of the 20th century. In moderate amounts, these drugs produce a state of intoxication that is remarkably similar to alcohol intoxication. Symptoms include slurred speech, loss of motor coordination, and impaired judgment. Depending on the dose, frequency, and duration of use, one can rapidly develop tolerance, physical dependence, and psychological dependence to barbiturates. With the development of tolerance, the margin of safety between the effective dose and the lethal dose becomes very narrow. That is, in order to obtain the same level of intoxication, the tolerant abuser may raise his or her dose to a level that may result in coma or death. Although many individuals have taken barbiturates therapeutically without harm, concern about the addiction potential (withdrawal symptoms can include tonic-clonic or grand mal seizures potentially leading to permanent disability or even death) of barbiturates and the

Related Topics:
Alcohol intoxication - Tolerance - Coma - Seizure

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ever-increasing number of fatalities associated with them led to the development of alternative medications, namely benzodiazepines. Today, fewer than 10 percent of all sedative/hypnotic prescriptions in the United States are for barbiturates.

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