Fioricet is a prescription pain medicine used to treat the symptoms of tension headache. Fioricet may be used alone or with other medications. Fioricet is an analgesic barbiturate combo. It is not known if Fioricet is safe and effective in children younger than 12 years of age. Take this medication by mouth with or without… Continue reading How to Use Fioricet and What is the Dosage of Fioricet ?