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

<table>ACR, American College of Rheumatology guidelines for pharmacological management of OA [<a href="/journals/isrn/2013/245346/#B8">8</a>]. </table>

International Scholarly Research Notices

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Figure 1

Figure 1: Tramadol Extended-Release for the Management of Pain due to Osteoarthritis 