What Are The Ingredients In Fioricet? A combination medication is a drug which includes two or more pharmaceutical ingredients in a fixed dose. There are three ingredients in standard Fioricet: acetaminophen, butalbital, and caffeine. Butalbital, acetaminophen and caffeine are supplied in capsule form for oral administration. Each capsule contains: Butalbital ……………….. 50 mg Warning: May be habit-forming.… Continue reading Average daily dose for the barbiturate addict is usually about 1500 mg ( 30 Fioricet Pills ) so it is not easy to be fioricet addictive