Tehran University of Medical Sciences Case Reports in Clinical Practice 2538-2683 9 4 2025 02 22 169 172 Mojtaba Mojtahedzadeh Department of Clinical Pharmacy, The Institute of Pharmaceutical Sciences (TIPS), Tehran University of Medical Sciences, Tehran, Iran. Atabak Najafi Department of Anesthesiology and Critical Care Medicine, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran. Farahnaz Hosseinzadeh Pharmaceutical Sciences Research Center, School of Pharmacy, Shahid Sadoughi University of Medical Sciences, Yazd, Iran. Fatemeh Saghafi Department of Clinical Pharmacy, School of Pharmacy and Pharmaceutical Sciences Research Center, Shahid Sadoughi University of Medical Sciences, Yazd, Iran. 2024 11 21 2024 11 26 Dyskinesia, marked by involuntary and irregular movements, can result from various pharmaceutical agents. The case presented features a patient undergoing thoracotomy, experiencing dyskinesia, likely attributed to antipsychotics, antiemetics, and antibiotics, and subsequently treated with amantadine. https://crcp.tums.ac.ir/index.php/crcp/article/view/1002 https://crcp.tums.ac.ir/index.php/crcp/article/download/1002/678