Ketamine Versus Magnesium Sulphate as Adjuvants for ESPB in Breast Cancer Surgery
Status: UNKNOWN
Study type: INTERVENTIONAL
Conditions: Analgesia|Breast Cancer
Interventions: PROCEDURE: Ultrasound (US) bi-level erector spinae block|DRUG: levobupivacaine|DRUG: Ketamine|DRUG: Magnesium Sulfate
Sponsor: Assiut University