0546676-A1 is referenced by 81 patents.
This invention relates to a composition comprising a tramadol material and a nonsteroidal antiinflammatory drug, and its use. The compositions are pharmacologically useful in treating pain and tussive conditions. The compositions are also subject to less opioid side-effects such as abuse liability, tolerance, constipation and respiratory depression. Furthermore, where the components of the compositions are within certain ratios the pharmacological effects of the compositions are superadditive (synergistic).