“Comparative Effects of Oral Clonidine and Pregabalin Premedication on Postoperative Recovery After Laparoscopic Cholecystectomy: A Randomized Double-Blind Study”. Global journal of medical and pharmaceutical sciences 3, no. 5 (October 24, 2025): 07–11. Accessed October 22, 2026. http://www.globapc.com/index.php/gjmps/article/view/106.