Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Not applicable Interventional

Vitamin D Reabsorption in Adolescents and Young Adults With HIV Infection

ClinicalTrials.gov ID: NCT00490412

Public ClinicalTrials.gov record NCT00490412. 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 Sep 4, 2026, 8:34 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

Randomized, Placebo-controlled Trial of the Safety and Effectiveness of Vitamin D Supplement to Improve Tubular Reabsorption of Phosphate and Decrease Bone Turnover in Adolescents and Young Adults With HIV Infection Being Treated With Antiretroviral Therapy Containing Tenofovir Compared to Those Being Treated With Antiretroviral Therapy Not Containing Tenofovir

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to test the effects of Vitamin D on renal phosphate and bone loss, which are common in HIV infected adolescents and young adults being treated with tenofovir.

Study identification

NCT ID
NCT00490412
Recruitment status
Completed
Study type
Interventional
Phase
Not applicable
Enrollment
207 participants

Conditions and interventions

Conditions

Interventions

Dietary Supplement · Other

Eligibility (public fields only)

Age range
18 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
Nov 30, 2007
Primary completion
Dec 31, 2009
Completion
Dec 31, 2009
Last update posted
Feb 27, 2017

2007 – 2010

United States locations

U.S. sites
14
U.S. states
9
U.S. cities
13
Facility City State ZIP Site status
Children's Hopsital of Los Angeles Los Angeles California 90027
University of California at San Francisco San Francisco California 94143
Children's National Medical Center Washington D.C. District of Columbia 20010
Children's Diagnostic and Treatment Center Fort Lauderdale Florida 33316
University of Miami Miami Florida 33101
University of South Florida Tampa Florida 33606
Stroger Hospital of Cook County Chicago Illinois 60612
Childrens Memorial Hospital Chicago Illinois 60614
Tulane University New Orleans Louisiana 70112
University of Maryland Medical School Baltimore Maryland 21204
Mount Sinai Hospital New York New York 10128
Montefiore Medical Center The Bronx New York 10467
Children's Hospital of Philadelphia Philadelphia Pennsylvania 19104
St. Jude Childrens Research Hospital Memphis Tennessee 38105

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.

Recently updated HIV Infections trials

Other public records listing HIV Infections. Sorted by last update posted; newest first. Not a recommendation.

All HIV Infections trials →

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00490412, 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 Feb 27, 2017 · Synced Sep 4, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00490412 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →