Fioricet is the brand name of a combination drug that’s used for the treatment of headaches that can include tension headaches, headaches from muscle contractions and post-dural puncture headaches. While not an official indication, Fioricet is also often given to treat migraines and other causes of pain. The three components of Fioricet do the following: Acetaminophen is a pain reliever, and it also acts as a fever reducer. Butalbital is a barbiturate that can help relax muscles which often lead to tension headaches Caffeine is included in Fioricet because it stimulates the central nervous system and helps improve blood flood …