Fioricet is a prescription medication primarily used to treat tension headaches and migraines. It is a combination of three active ingredients: acetaminophen, butalbital, and caffeine. Acetaminophen serves as a pain reliever, while butalbital is a barbiturate that helps to relax muscle tension and reduce anxiety associated with headaches. Purchase Fioricet online for tension headaches at m367pill.com. Get fast and convenient access to this medication to relieve your discomfort. Fioricet is a prescription medication commonly used to treat tension headaches by combining acetaminophen, caffeine, and butalbital.