acetaminophen, also called paracetamol, drug used in the treatment of mild pain, such as headache and pain in joints and muscles, and to reduce fever. Acetaminophen is the major metabolite of acetanilid and phenacetin, which were once commonly used drugs, and is responsible for their analgesic (pain-relieving) effects.

Tramadol oral tablet is used to treat moderate to severe pain. It comes in immediate-release and extended-release forms. Learn about side effects, warnings, and more. Health Conditions Featured.