This is BUTALBITAL 50
ACETAMINOPHEN 325 CAFF 40MG
or generic
Fioricet.
Common uses:
1) AS A SEDATIVE OR TO PRODUCE SLEEP.
2) TO RELIEVE MILD TO MODERATE PAIN.
3) TO RELIEVE FEVER.
4) TO TREAT HEADACHES INCLUDING MIGRAINES
I might not always be right, but I'm never wrong.