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Completed Phase 2 Interventional

A Randomized, Double-Blind Phase II/III Trial of Monotherapy vs. Combination Therapy With Nucleoside Analogs in HIV-Infected Persons With CD4 Cells of 200-500/mm3

ClinicalTrials.gov ID: NCT00000625

Public ClinicalTrials.gov record NCT00000625. 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 Oct 23, 2026, 1:27 AM EDT

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

Brief summary

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

To determine the efficacy and safety of zidovudine ( AZT ) versus didanosine ( ddI ), AZT plus ddI, and AZT plus zalcitabine ( ddC ) in preventing disease progression in HIV-infected patients with CD4 counts of 200-500 cells/mm3.

Study identification

NCT ID
NCT00000625
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
2,100 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
12 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
Not listed
Primary completion
Not listed
Completion
Nov 1995 (Actual)
Last update posted
Nov 2, 2021

Ends 1995

United States locations

U.S. sites
56
U.S. states
22
U.S. cities
37
Facility City State ZIP Site status
Alabama Therapeutics CRS Birmingham Alabama 35294 —
USC CRS Los Angeles California 90033 —
UCLA CARE Center CRS Los Angeles California 90095 —
Children's Hosp. & Research Ctr. Oakland, Ped. Clinical Research Ctr. & Research Lab. Oakland California 94609 —
Stanford CRS Palo Alto California 94305 —
UCSD Maternal, Child, and Adolescent HIV CRS San Diego California 92093 —
Ucsd, Avrc Crs San Diego California — —
Ucsf Aids Crs San Francisco California — —
Santa Clara Valley Med. Ctr. San Jose California 95128 —
San Mateo County AIDS Program San Mateo California 94305 —
Harbor-UCLA Med. Ctr. CRS Torrance California 90502 —
University of Colorado Hospital CRS Aurora Colorado 80262 —
Howard University Hosp., Div. of Infectious Diseases, ACTU Washington D.C. District of Columbia 20059 —
Univ. of Miami AIDS CRS Miami Florida 33136 —
Emory Univ. Hemophilia Program Office Atlanta Georgia 30365 —
Univ. of Hawaii at Manoa, Leahi Hosp. Honolulu Hawaii 96816 —
Northwestern University CRS Chicago Illinois 60611 —
Cook County Hosp. CORE Ctr. Chicago Illinois 60612 —
Rush Univ. Med. Ctr. ACTG CRS Chicago Illinois 60612 —
Indiana Univ. School of Medicine, Infectious Disease Research Clinic Indianapolis Indiana 46202 —
Methodist Hosp. of Indiana Indianapolis Indiana 46202 —
Univ. of Iowa Healthcare, Div. of Infectious Diseases Iowa City Iowa 52242 —
Tulane Hemophilia Treatment Ctr. New Orleans Louisiana 70112 —
Tulane Med. Ctr. - Charity Hosp. of New Orleans, ACTU New Orleans Louisiana 70112 —
Tulane/LSU Maternal/Child CRS New Orleans Louisiana 70112 —
Johns Hopkins Adult AIDS CRS Baltimore Maryland 21287 —
Massachusetts General Hospital ACTG CRS Boston Massachusetts 02114 —
Brigham and Women's Hosp., Div. of Infectious Disease Boston Massachusetts 02115 —
HMS - Children's Hosp. Boston, Div. of Infectious Diseases Boston Massachusetts 02115 —
Bmc Actg Crs Boston Massachusetts 02118 —
Beth Israel Deaconess - East Campus A0102 CRS Boston Massachusetts 02215 —
Beth Israel Deaconess Med. Ctr., ACTG CRS Boston Massachusetts 02215 —
Hennepin County Med. Ctr., Div. of Infectious Diseases Minneapolis Minnesota 55455 —
University of Minnesota, ACTU Minneapolis Minnesota — —
St. Louis ConnectCare, Infectious Diseases Clinic St Louis Missouri 63112 —
Washington U CRS St Louis Missouri — —
Univ. of Nebraska Med. Ctr., Durham Outpatient Ctr. Omaha Nebraska — —
NJ Med. School CRS Newark New Jersey — —
SUNY - Buffalo, Erie County Medical Ctr. Buffalo New York 14215 —
Beth Israel Med. Ctr. (Mt. Sinai) New York New York 10003 —
NY Univ. HIV/AIDS CRS New York New York 10016 —
Cornell University A2201 New York New York 10021 —
Memorial Sloan-Kettering Cancer Ctr. New York New York 10021 —
NYU Med. Ctr., Dept. of Medicine New York New York — —
Univ. of Rochester ACTG CRS Rochester New York 14642 —
Unc Aids Crs Chapel Hill North Carolina 27599 —
Carolinas HealthCare System, Carolinas Med. Ctr. Charlotte North Carolina 28203 —
Duke Univ. Med. Ctr. Adult CRS Durham North Carolina 27710 —
Regional Center for Infectious Disease, Wendover Medical Center CRS Greensboro North Carolina 27401 —
Wake County Health and Human Services CRS Raleigh North Carolina 27610 —
Univ. of Cincinnati CRS Cincinnati Ohio 45267 —
Case CRS Cleveland Ohio 44106 —
MetroHealth CRS Cleveland Ohio — —
The Ohio State Univ. AIDS CRS Columbus Ohio 43210 —
Hosp. of the Univ. of Pennsylvania CRS Philadelphia Pennsylvania 19104 —
University of Washington AIDS CRS Seattle Washington 98122 —

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 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00000625, 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 Nov 2, 2021 · Synced Oct 23, 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 public registry record, listed eligibility criteria, and available contact information for NCT00000625 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →