Buy Lortab Online is a medication that relieves moderate to intense pain. Its two ingredients are Acetaminophen and Hydrocodone. Acetaminophen, better known by the brand name Tylenol, is a common medication for alleviating mild pain and reducing fevers. The Acetaminophen in Lortab merely enhances the pain relieving effects of the Hydrocodone. The composition of Lortab is similar to that of Vicodin, another Hydrocodone-based Painkiller.