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

NCT06768580 · Status: RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 135

Last updated 2025-04-15

No results posted yet for this study

Summary

The aim of this study is to assess the effect of oral melatonin versus intraoperative lidocaine infusion on incidence of postoperative delirium in elderly patients undergoing total hip arthroplasty under spinal anesthesia.

Conditions

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

Interventions

DRUG

Melatonin

Patients will receive one capsule of melatonin (5mg) orally the night before surgery at 9 pm, the night of the operation, and two nights after the surgical operation at 9 pm, also the patients will receive 10 ml bolus of saline intravenous (IV) over 10 min before induction of anesthesia, then continuous infusion of saline (20 ml/hr) until the end of surgery.

DRUG

Lidocaine

Patients will receive a bolus (10 ml) of intravenous lidocaine (1mg/kg) diluted with saline over 10 min before induction of anesthesia. Continuous infusion of 1.5 mg/kg/hr of intravenous lidocaine diluted with saline (20 ml/hr) will be administered until the end of the surgery, also will receive placebo capsule the night before surgery at 9 pm, the night of operation and two nights after the surgical operation at 9 pm.

DRUG

Placebo

Patients will receive a bolus (10 ml) of saline over 10 min before induction of anesthesia, then continuous infusion of saline (20 ml/hr) and placebo capsule the night before surgery at 9 pm, the night of the operation and two nights after the surgical operation at 9 pm.

Sponsors & Collaborators

  • Tanta University

    lead OTHER

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Model
PARALLEL

Eligibility

Min Age
65 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2025-01-15
Primary Completion
2026-10-01
Completion
2026-10-01

Countries

  • Egypt

Study Locations

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Entities

Drugs

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT06768580 on ClinicalTrials.gov