Acetaminophen is a pain reliever and fever reducer. Butalbital is in a group of drugs called barbiturates. It relaxes muscle contractions involved in a tension headache. Caffeine is a central nervous system stimulant. It relaxes muscle contractions in blood vessels to improve blood flow. Acetaminophen, butalbital, and caffeine is a combination medicine used to treat tension headaches that are caused by muscle contractions. Acetaminophen, butalbital, and caffeine may also be used for purposes not listed in this medication guide.
Zebutal medication is a combination of a fever reducer and pain reliever or an analgesic, Acetaminophen, a muscle relaxant or barbiturate or sedative, Butalbital and a central nervous system stimulant, Caffeine drug. It relieves tension headache brought about by muscle contractions. The Zebutal drug is available in generic form as butalbital/acetaminophen/caffeine and belongs to a drug class Analgesic Combinations.