U.S., March 13 -- ClinicalTrials.gov registry received information related to the study (NCT06872944) titled 'Effect of Melatonin on Postoperative Pain After Simple Nephrectomy' on March 07.

Brief Summary: The aim of the study is to evaluate the role of melatonin in the management of postoperative pain in patients undergoing simple nephrectomy regarding:

* Pain score (VAS).

* Total Morphine consumption is 1st 24 hr.

* Time to the 1st rescue analgesia.

* Intra-operative and post-operative hemodynamics.

* Anxiety.

* Patient satisfaction.

* Adverse events.

Study Start Date: March 21

Study Type: INTERVENTIONAL

Condition: Pain Score (VAS) at 24 h Postoperatively

Intervention: DRUG: Melatonin

Melatonin, or N-acetylmethoxytryptamine...