The goal of this clinical trial is to compare the degree of pain relief between two techniques of regional anesthesia given to ladies undergoing hysterectomy under general anesthesia.
One group of patients will have a local anesthetic injected between muscle layers in their back (ultrasound guided Erector Spinae plane Block).
The other group will have a local anesthetic injected around specific nerves in their abdomen (ultrasound guided Ilio-hypogastric / ilio-inguinal nerve block ).
Researchers will compare the duration of postoperative pain relief , the degree of pain relief and any possible side effects of either techniques.
Adult female patients above the age of 35 years.
American Society of Anesthesiologists (ASA) physical status I-II.
Patient refusal.
History of allergy or intolerance to study medications.
Chronic opioid use (>3 months).
Severe renal or hepatic impairment.