R., S. C., S. ., U. N., and M. K. “Evaluation of Opioid Sparing Effect of Dexmedetomidine and Pregabalin Using Acute Pain Model in Male Wistar Rats”. International Journal of Basic & Clinical Pharmacology, vol. 8, no. 8, July 2019, pp. 1911-4, doi:10.18203/2319-2003.ijbcp20193201.