Fioricet is a prescription medication used primarily for the treatment of tension headaches. It combines three key components: acetaminophen, butalbital, and caffeine. Acetaminophen is a widely used pain reliever and fever reducer, known for its ability to alleviate mild to moderate pain. Butalbital is a barbiturate that acts as a sedative, helping to relax the muscles and reduce the intensity of headaches. Caffeine, a central nervous system stimulant, enhances the effects of acetaminophen and butalbital, contributing to overall headache relief.