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TBTC Study 23: Treatment of HIV-Related Tuberculosis Using a Rifabutin-Based Regimen

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ClinicalTrials.gov Identifier: NCT00023361
Recruitment Status : Completed
First Posted : September 10, 2001
Last Update Posted : September 5, 2005
VA Office of Research and Development
Information provided by:
Centers for Disease Control and Prevention

Brief Summary:

Primary objective:

To determine the rate of confirmed treatment failure and relapse with an intermittent rifabutin-based regimen for the treatment of isoniazid and rifamycin-susceptible HIV-related tuberculosis (TB).

Condition or disease Intervention/treatment
HIV Infections Tuberculosis Drug: Rifabutin

Study Type : Interventional  (Clinical Trial)
Estimated Enrollment : 215 participants
Allocation: Non-Randomized
Intervention Model: Single Group Assignment
Masking: None (Open Label)
Primary Purpose: Treatment
Official Title: TBTC Study 23: Treatment of HIV-Related Tuberculosis Using a Rifabutin-Based Regimen
Study Start Date : February 1999
Estimated Study Completion Date : February 2003

Resource links provided by the National Library of Medicine

Drug Information available for: Rifabutin
U.S. FDA Resources

Primary Outcome Measures :
  1. Rate of confirmed treatment failure and relapse

Secondary Outcome Measures :
  1. Safety and tolerability
  2. Response of HIV RNA to TB treatment
  3. Paradoxical reactions

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria

  • Clinical diagnosis of pulmonary &/or extrapulmonary TB confirmed by a positive culture and susceptibility to rifampin. Patients having isoniazid or pyrazinamide (PZA)-resistant isolates are eligible to continue in the study on a modified regimen
  • Evidence of HIV infection confirmed by a positive serologic test (ELISA and Western Blot).
  • Absolute neutrophil count >500/mm3 (use of colony stimulating factors, filgrastim, or sargramostim is allowed)
  • > 18 years of age
  • Willingness to practice effective contraception if applicable
  • Signed informed consent

Exclusion Criteria

  • Pregnancy or breastfeeding
  • AST > 10 times the upper limit of normal
  • Bilirubin > 3.0 times the upper limit of normal
  • Creatinine > 3.0 times the upper limit of normal
  • Intolerance to any of the study drugs except isoniazid or pyrazinamide
  • Concomitant disorder that is contraindication to the use of the study drugs
  • More than 28 days of treatment for active tuberculosis within the 6 months prior to this course of therapy
  • Bone/joint tuberculosis or silicotuberculosis

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00023361

  Hide Study Locations
United States, Arkansas
Central Arkansas Veterans Health System
Little Rock, Arkansas, United States, 72205
United States, California
LA County/USC Medical Center
Los Angeles, California, United States, 90033
University of California, San Francisco
San Francisco, California, United States, 94110
United States, Colorado
Denver Department of Public Health and Hospitals
Denver, Colorado, United States, 80204
United States, District of Columbia
Washington, D.C. VAMC
Washington, District of Columbia, United States, 20422
United States, Illinois
Chicago VA Medical Center (Lakeside)
Chicago, Illinois, United States, 60611
Hines VA Medical Center
Hines, Illinois, United States, 60141
United States, Maryland
Johns Hopkins University School of Medicine
Baltimore, Maryland, United States, 21287-0003
United States, Massachusetts
Boston Medical Center
Boston, Massachusetts, United States, 02118
United States, New Jersey
New Jersey Medical School
Newark, New Jersey, United States, 07107-3001
United States, New York
New York University School of Medicine
New York, New York, United States, 10016
Columbia University/Presbyterian Medical Center
New York, New York, United States, 10032
Harlem Hospital Center
New York, New York, United States, 10037
United States, North Carolina
Carolinas Medical Center
Charlotte, North Carolina, United States, 28203
Duke University Medical Center
Durham, North Carolina, United States, 34222
United States, Tennessee
Nashville VA Medical Center
Nashville, Tennessee, United States, 37212-2637
United States, Texas
University of North Texas Health Science Center
Fort Worth, Texas, United States, 76107-2699
Thomas Street Clinic
Houston, Texas, United States, 77009
Audi L. Murphy VA Hospital
San Antonio, Texas, United States, 78284
United States, Washington
Seattle King County Health Department
Seattle, Washington, United States, 98104
Canada, British Columbia
University of British Columbia
Vancouver, British Columbia, Canada, Canada V5Z 4R4
Canada, Manitoba
University of Manitoba
Winnipeg, Manitoba, Canada, CANADA R3A 1R8
Canada, Quebec
Montreal Chest Institute McGill University
Montreal, Quebec, Canada, H2X 2P4Pq Canada
Sponsors and Collaborators
Centers for Disease Control and Prevention
VA Office of Research and Development
Study Chair: William Burman, MD Denver Health and Hospitals

Additional Information:
ClinicalTrials.gov Identifier: NCT00023361     History of Changes
Other Study ID Numbers: CDC-NCHSTP-2174
First Posted: September 10, 2001    Key Record Dates
Last Update Posted: September 5, 2005
Last Verified: September 2005

Keywords provided by Centers for Disease Control and Prevention:

Additional relevant MeSH terms:
HIV Infections
Lentivirus Infections
Retroviridae Infections
RNA Virus Infections
Virus Diseases
Sexually Transmitted Diseases, Viral
Sexually Transmitted Diseases
Immunologic Deficiency Syndromes
Immune System Diseases
Mycobacterium Infections
Actinomycetales Infections
Gram-Positive Bacterial Infections
Bacterial Infections
Anti-Bacterial Agents
Anti-Infective Agents
Antibiotics, Antitubercular
Antitubercular Agents