Analgesic efficacy of intravenous morphine, tramadol and ketorolac on postoperative pain in patients undergoing modified radical mastectomy

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

Effect of ketamine–bupivacaine combination in multilevel ultrasound- assisted thoracic paravertebral block on acute and chronic post-mastectomy pain

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

Low dose ketorolac infusion improves postoperative analgesia combined with patient controlled fentanyl analgesia after living donor hepatectomy – Randomized controlled trial

Intravenous ketorolac versus intravenous dexmedetomidine for postoperative analgesia after hypospadias repair

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

Postoperative Analgesia after Modified Radical Mastectomy with Focus on the Serratus Anterior Plane Block: Review Article

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

Stellate Ganglion Block: Comparison of Different Doses of Ketorolac After Breast Cancer Surgeries