What Kind Of Pill Is A Barbiturate?

What Kind Of Pill Is A Barbiturate? Barbiturates are sedative-hypnotics, a type of central nervous system (CNS) depressant used to treat insomnia, seizures, and headaches. Is a barbiturate a pain pill? Some drugs should rarely be used To treat migraines, you may get a prescription for an opioid (narcotic) or a barbiturate (sedative) called butalbital.