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Completed Phase 4 Interventional Results available

Total Joint Arthroplasty and Sleep

ClinicalTrials.gov ID: NCT03968939

Public ClinicalTrials.gov record NCT03968939. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 17, 2026, 4:51 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Postoperative Sleep Quality Following Total Joint Arthroplasty: A Prospective, Randomized, Controlled Trial of Diphenhydramine and Melatonin Versus Sleep Skills Training

Study identification

NCT ID
NCT03968939
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
James A. Keeney
Other
Enrollment
55 participants

Conditions and interventions

Interventions

  • Diphenhydramine (Benadryl) Drug
  • Melatonin Dietary Supplement
  • Sleep Hygiene Education Behavioral

Drug · Dietary Supplement · Behavioral

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Sep 30, 2019
Primary completion
Feb 28, 2022
Completion
May 21, 2022
Last update posted
Jul 15, 2024

2019 – 2022

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Vicki L Jones Columbia Missouri 65212

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03968939, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 15, 2024 · Synced May 17, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03968939 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →