How does Fioricet Work ?
Fioricet is a combination pain-reliever (analgesic) containing acetaminophen, butalbital, and caffeine. How Does Acetaminophen Work? Researchers have been guessing at acetaminophen’s mechanism of action for decades. Some explanations involve chemical messengers of inflammation and pain. Others invoke aspects of neurotransmission in the brain and spinal cord. None of the proposals have accumulated enough supporting evidence … Read more