The aim of this study to compare the analgesic effects of intraarticular dexmedetomidine added to bupivacaine with those of bupivacaine alone after knee arthroscopy
ASA I-II patients
Either sex
Aged 18-65 years
Candidates for anterior cruciate ligament (ACL) reconstruction by knee arthroscopy
the patients with kidney failure, liver failure, valvular and ischemic heart disease , high blood pressure, diabetes, history of infection and malignancy.
history of coagulation diseases, and history of drug allergies to used drugs.
those who consumed NSAIDs and analgesics 24 h before surgery were excluded from the study.