Fioricet is an oral medication for the management and treatment of tension headaches, and it is a combination of three drugs: Butalbital, caffeine and Acetaminophen.buy Fioricet online. It belongs to the class of medications called analgesics for managing headaches due to tension and stress. The combination drug consists of butalbital, which has a sedative, and acetaminophen has antipyretic properties that reduce fever and inflammation. Caffeine enhances the effect of acetaminophen, and as a result,buy Fioricet online. These three active ingredients make it a potent formulation and effectively manage tension headaches.