Butalbital 50mg, acetaminophen 300mg, caffeine 40mg. Butalbital, a barbiturate, is a GABA A receptor agonist and may inhibit excitatory AMPA receptors. Acetaminophen is a non-opioid, non ...
The barbiturate drug class also includes butalbital, which is used to treat pain and headaches. Butalbital comes in various combination products, such as Fioricet. There are also versions of ...