U.S., Sept. 25 -- ClinicalTrials.gov registry received information related to the study (NCT07838909) titled 'Intraoperative Ketamine Versus Lidocaine Infusion on Postoperative Cognitive Dysfunction in Patients Undergoing Hip Surgery' on Sept. 18.

Brief Summary: This study aims to compare effects of ketamine versus lidocaine on postoperative cognitive dysfunction in geriatric patient undergoing hip surgery.

Study Start Date: March 30, 2025

Study Type: INTERVENTIONAL

Condition: Ketamine Cognitive Dysfunction Hip Surgeries

Intervention: DRUG: Group Ketamine

Patients will receive ketamine as a bolus (0.5 mg/kg) after induction of spinal anesthesia, followed by a continuous infusion (0.2 mg/kg. h) until the end of surgery.

DRUG: Group ...