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Completed Phase 2 Interventional

A Comparison of Three Treatments for Advanced HIV Disease in Patients Who Have Received Nucleoside Therapy in the Past

ClinicalTrials.gov ID: NCT00001029

Public ClinicalTrials.gov record NCT00001029. 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 Nov 1, 2026, 3:17 AM EST

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, Three-Arm Study Comparing Combination to Monthly Alternating Nucleoside Therapy for the Treatment of Advanced HIV Disease (CD4 <= 50/mm3) With a Prior History of Nucleoside Therapy

Brief summary

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

To compare the efficacy, safety and tolerance, and other clinical and immunologic effects of zidovudine (AZT) plus zalcitabine (dideoxycytidine; ddC), AZT plus didanosine (ddI), and AZT alternating monthly with ddI as measured by differences in survival among HIV-infected persons who have received 6 or more months of nucleoside monotherapy and have a CD4 count greater than or equal to 50 cells/mm3. Combining two nucleoside drugs has the theoretical advantage of optimal protection against the evolution of resistant strains of HIV. However, one major problem with combination nucleoside therapy in patients with advanced disease is the increased toxicity resulting from such therapy. One approach to minimize toxicity while perhaps retaining some of the benefits of combination therapy is to alternate the two drugs.

Study identification

NCT ID
NCT00001029
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
654 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
13 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
May 1993 (Actual)
Last update posted
Nov 4, 2021

Ends 1993

United States locations

U.S. sites
35
U.S. states
16
U.S. cities
25
Facility City State ZIP Site status
USC CRS Los Angeles California 90033 —
Stanford CRS Palo Alto California 94115 —
Ucsd, Avrc Crs San Diego California 92103 —
Ucsf Aids Crs San Francisco California — —
Santa Clara Valley Med. Ctr. San Jose California — —
San Mateo County AIDS Program San Mateo California — —
Harbor-UCLA Med. Ctr. CRS Torrance California 90502 —
University of Colorado Hospital CRS Aurora Colorado — —
Univ. of Miami AIDS CRS Miami Florida — —
Univ. of Hawaii at Manoa, Leahi Hosp. Honolulu Hawaii 96816 —
Cook County Hosp. CORE Ctr. Chicago Illinois 60612 —
Rush Univ. Med. Ctr. ACTG CRS Chicago Illinois 60612 —
Northwestern University CRS Chicago Illinois — —
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 — —
Massachusetts General Hospital ACTG CRS Boston Massachusetts 02114 —
Bmc Actg Crs Boston Massachusetts 02118 —
Beth Israel Deaconess - East Campus A0102 CRS Boston Massachusetts — —
Hennepin County Med. Ctr., Div. of Infectious Diseases Minneapolis Minnesota 55415 —
University of Minnesota, ACTU Minneapolis Minnesota 55455 —
St. Louis ConnectCare, Infectious Diseases Clinic St Louis Missouri — —
Washington U CRS St Louis Missouri — —
Univ. of Nebraska Med. Ctr., Durham Outpatient Ctr. Omaha Nebraska 68198 —
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 —
Univ. of Rochester ACTG CRS Rochester New York 14642 —
Unc Aids Crs Chapel Hill North Carolina 27599 —
Univ. of Cincinnati CRS Cincinnati Ohio 45267 —
Case CRS Cleveland Ohio 44106 —
The Ohio State Univ. AIDS CRS Columbus Ohio — —
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 NCT00001029, 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 4, 2021 · Synced Nov 1, 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 NCT00001029 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →