
Analgesic and Hemodynamic Effects of Dexmedetomidine–Ketamine vs Fentanyl–Ketamine in Healthy Volunteers: A Randomized ...
Introduction Opioid analgesics remain central to acute pain management but are increasingly scrutinized due to their adverse effects and potential for long-term dependence. Even short-term perioperative opioid use in previously opioid-naïve patients has …