Gedela, Vasavi, and Sashank Gururaj. “A Prospective Double Blind Randomized Comparative Study of Safety and Efficacy of Tapentadol Versus Tramadol in Post-Operative Orthopaedic Patients”. International Journal of Basic & Clinical Pharmacology 6, no. 11 (October 25, 2017): 2727–2732. Accessed October 26, 2025. https://www.ijbcp.com/index.php/ijbcp/article/view/2093.