Alphenal
Alphenal (Alphenal, Efrodal, Prophenal, Sanudorm), nke a makwaara dị ka 5-allyl-5-phenylbarbituric acid, bụ ihe sitere na barbiturate mepụtara na 1920s. Ọ nwere ihe ndị na eme na Ihe ndị na-egbochi isi ọwụwa, a na-ejikwa ya eme ihe mgbe ụfọdụ maka ọgwụgwọ nke epilepsy ma ọ bụ mgbakasị ahụ, ọ bụ ezie ọrụ nkụzi afọ okuku na ọ bụghị dịka barbiturates a maara nke ọma dịka phenobarbital.

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