Comparative study of analgesic effect of epidural ketamine vs. epidural tramadol in patients undergoing mastectomy under thoracic epidural anesthesia

Efficacy of adding tramadol as adjunctive analgesic with levobupivacaine in modified pectoral nerve block for modified radical mastectomy surgery

Twenty-four-hour postoperative orphenadrine and ketorolac infusion efficiently precedes orphenadrine-diclofenac infusion as an opioid-sparing analgesic modality after mastectomy

Comparison of preemptive analgesic effect of intravenous ketorolac versus tramadol in pediatric inguinal herniotomy: A randomized double blind study

Effect of different doses of topical ketamine on hemodynamics in patients undergoing modified radical mastectomy

Multimodal analgesia after upper limb orthopedic surgeries: Patient controlled intravenous low dose tramadol analgesia with or without intravenous acetaminophen – A comparative s

Effect of adding dexmedetomedine, ketamine and their combination to bupivacaine in thoracic epidural on post-operative analgesia in patients undergoing modified radical mastectomy

The effect of Ketamine infusion on post mastectomy pain syndrome: a randomized controlled study

TRAMADOL VERSUS FENTANYL INFUSION DURING ANAESTHESIA; HAEMODYNAMIC EFFECTS, POSTOPERATIVE ANALGESIA AND OUTCOME

Preventive Multimodal Analgesia Versus Morphine in Cancer Patients Undergoing Major Abdominal Surgeries