Tramadol Extended-Release for the Management of Pain due to Osteoarthritis

<table>Metabolic pathways of tramadol [<a href="/journals/isrn/2013/245346/#B27">27</a>–<a href="/journals/isrn/2013/245346/#B29">29</a>]. </table>

International Scholarly Research Notices

Figure 2: Tramadol Extended-Release for the Management of Pain due to Osteoarthritis 