Alternate spellings (tetraallobarbital) (alisobumal) (itobarbital) (butalbarbital) (allylbarbital) Chemical Class barbiturate Effect Class central nervous system depressant sedative-hypnotic Schedule 3 DEA Number 2100 Sources synthetic Combinations butalbital-acetaminophen butalbital-caffeine-acetaminophen butalbital-caffeine-acetylsalicylic acid butalbital-codeine-caffeine-acetylsalicylic acid butalbital-codeine carisoprodol-butalbital butalbital-acetylsalicylic-acid butalbital-acetaminophen-caffeine-codeine Trade name drugs Fiortal Sedacap