# Effect of Oral Melatonin Versus Intraoperative Lidocaine Infusion on Incidence of Postoperative Delirium in Elderly Patients Undergoing Total Hip Arthroplasty

> **NCT06768580** · NA · RECRUITING · sponsor: **Tanta University** · enrollment: 135 (estimated)

## Conditions studied

- Oral Melatonin
- Lidocaine Infusion
- Postoperative Delirium
- Elderly Patients
- Total Hip Arthroplasty

## Interventions

- **DRUG:** Melatonin
- **DRUG:** Lidocaine
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT06768580
- **Lead sponsor:** Tanta University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2025-01-15
- **Primary completion:** 2026-10-01
- **Final completion:** 2026-10-01
- **Target enrollment:** 135 (ESTIMATED)
- **Last updated:** 2025-04-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06768580

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06768580, "Effect of Oral Melatonin Versus Intraoperative Lidocaine Infusion on Incidence of Postoperative Delirium in Elderly Patients Undergoing Total Hip Arthroplasty". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT06768580. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*