Comparison of Mean Duration of Analgesia Following the Administration of Bupivacaine With and Without Magnesium Sulphate in Ultrasound Guided Erector Spinae Plane Block in Modified Radical Mastectomy Patients

​ Conditions: Modified Radical Mastectomy Interventions: Drug: Group B (bupivacaine); Drug: Bupivacaine plus magnesium sulfate Sponsors: Gulab Devi Hospital Completed Conditions: Modified Radical Mastectomy Interventions: Drug: Group B (bupivacaine); Drug: Bupivacaine...