Vitamin D Absorption in HIV Infected Young Adults Being Treated With Tenofovir Containing cART

ClinicalTrials.gov ID: NCT01751646

Public ClinicalTrials.gov record NCT01751646. 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.

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ClinicalTrials.gov public records Last synced Jul 21, 2026, 12:52 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

A Randomized, Double-Blind, Placebo-Controlled Trial of the Safety and Effectiveness of Vitamin D3 50,000 IU Every 4 Weeks to Increase Bone Mineral Density and Decrease Tenofovir-Induced Hyperparathyroidism in Youth With HIV Infection Being Treated With Tenofovir-Containing Combination Antiretroviral Therapy (cART)

Study identification

NCT ID: NCT01751646
Recruitment status: Completed
Study type: Interventional
Phase: Not applicable
Lead sponsor: University of North Carolina, Chapel Hill; Other
Enrollment: 214 participants

Conditions and interventions

Conditions

HIV Infection

Interventions

Vitamin D3 50,000 IU Dietary Supplement
Vitamin D3 placebo Dietary Supplement

Dietary Supplement

Eligibility (public fields only)

Age range: 16 Years to 24 Years
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, 2012
Primary completion: May 31, 2016
Completion: May 31, 2016
Last update posted: Mar 26, 2019

2012 – 2016

United States locations

U.S. sites: 16
U.S. states: 12
U.S. cities: 14

Facility	City	State	ZIP	Site status
Children's Hopsital of Los Angeles	Los Angeles	California	90027	—
University of Southern California - NICHD Westat Site	Los Angeles	California	90033	—
Childrens National Medical Center	Washington D.C.	District of Columbia	20010	—
Children's Diagnostic and Treatment Center - NICHD Westat Site	Fort Lauderdale	Florida	33316	—
University of Miami School of Medicine	Miami	Florida	33101	—
University of South Florida	Tampa	Florida	33606	—
Stroger Hospital and the CORE Center	Chicago	Illinois	60612	—
Tulane Medical Center	New Orleans	Louisiana	70112	—
Johns Hopkins University - NICHD Westat Site	Baltimore	Maryland	21287	—
Johns Hopkins University	Baltimore	Maryland	21287	—
Fenway Institute	Boston	Massachusetts	02215	—
Wayne State University	Detroit	Michigan	48201	—
Montefiore Medical Center	The Bronx	New York	10467	—
Children's Hospital of Philadelphia	Philadelphia	Pennsylvania	19104	—
St. Jude Childrens Research Hospital	Memphis	Tennessee	38105	—
Baylor College of Medicine	Houston	Texas	77030	—

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT01751646, 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 Mar 26, 2019 · Synced Jul 21, 2026

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The complete protocol, eligibility criteria, and contact information for NCT01751646 live on ClinicalTrials.gov.

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