Crotylbarbital
Encyclopedia
Crotylbarbital also known as crotarbital, is a barbiturate
Barbiturate
Barbiturates are drugs that act as central nervous system depressants, and can therefore produce a wide spectrum of effects, from mild sedation to total anesthesia. They are also effective as anxiolytics, as hypnotics, and as anticonvulsants...

 derivative invented in the 1960s. It has sedative
Sedative
A sedative or tranquilizer is a substance that induces sedation by reducing irritability or excitement....

 and hypnotic
Hypnotic
Hypnotic drugs are a class of psychoactives whose primary function is to induce sleep and to be used in the treatment of insomnia and in surgical anesthesia...

 effects, and was used for the treatment of insomnia
Insomnia
Insomnia is most often defined by an individual's report of sleeping difficulties. While the term is sometimes used in sleep literature to describe a disorder demonstrated by polysomnographic evidence of disturbed sleep, insomnia is often defined as a positive response to either of two questions:...

until it was replaced by newer alternative drugs with less side effects and lower risk of overdose.
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