Butalbital/acetaminophen, sold under the brand name Butapap among others, is a combination medication used to treat tension headaches and migraine headaches.[1][2][3] It contains butalbital, a barbiturate and paracetamol (acetaminophen), an analgesic.[2] Versions also containing caffeine are sold under the brand name Fioricet among others.[4] It is taken by mouth.[2][5] The combination is also sold with codeine.[6]