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TBTC Study 23B:Intensive PK of the Nelfinavir Rifabutin Interaction in Patients With HIV-TB

This study has been completed.

Sponsors and Collaborators: Centers for Disease Control and Prevention
Department of Veterans Affairs
Information provided by: Centers for Disease Control and Prevention
ClinicalTrials.gov Identifier: NCT00023400
  Purpose

Primary Objective:

To define the impact of nelfinavir (given at 1250mg bid as part of a combination antiretroviral regimen) on peak levels and area under the curve for rifabutin and the rifabutin metabolite, 25-O-desacetyl rifabutin when rifabutin is given at 300 mg bi-weekly as part of tuberculosis chemotherapy.

Secondary Objectives:

To compare the pharmacokinetics of nelfinavir given twice daily at 1250 mg bid with twice-weekly isoniazid and rifabutin to the pharmacokinetics of nelfinavir 1250 mg twice-daily in historical HIV-infected patients not receiving isoniazid and rifabutin.

To evaluate the correlation between pharmacokinetic parameters of rifabutin and 25-O-desacetyl rifabutin and the occurrence of toxicity attributed to rifabutin in patients with HIV-related tuberculosis.

To define detailed pharmacokinetics of isoniazid given at 15mg/kg or 900 mg in patients with HIV-related tuberculosis.

To attempt to derive optimal sampling times for nelfinavir and rifabutin pharmacokinetic studies.


Condition Intervention Phase
HIV Infections
Tuberculosis
Drug: Nelfinavir
Drug: Rifabutin
Phase IV

MedlinePlus related topics:   AIDS    Tuberculosis   

Drug Information available for:   Nelfinavir    Nelfinavir Mesylate    Rifabutin   

U.S. FDA Resources

Study Type:   Interventional
Study Design:   Treatment, Non-Randomized, Open Label, Uncontrolled, Single Group Assignment, Pharmacokinetics Study
Official Title:   TBTC Study 23B:Intensive Pharmacokinetics of the Nelfinavir Rifabutin Interaction in Patients With HIV-Related Tuberculosis Treated With a Rifabutin-Based Regimen

Further study details as provided by Centers for Disease Control and Prevention:

Primary Outcome Measures:
  • Impact of nelfinavir (given at 1250mg bid as part of a combination antiretroviral regimen) on area under the curve for rifabutin and 25-O-desacetyl rifabutin when rifabutin is given 300 mg bi-weekly as part of tuberculosis chemotherapy.

Secondary Outcome Measures:
  • To compare the pharmacokinetics of nelfinavir given twice daily at 1250 mg bid with twice-weekly isoniazid and rifabutin to the pharmacokinetics of nelfinavir 1250 mg twice-daily in historical HIV-infected patients not receiving isoniazid and rifabutin.

Estimated Enrollment:   20
Study Start Date:   February 2000
Estimated Study Completion Date:   February 2002

  Eligibility
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Criteria
  • Patients with HIV-related tuberculosis
  Contacts and Locations

Please refer to this study by its ClinicalTrials.gov identifier: NCT00023400

Show 23 study locations  Show 23 Study Locations

Sponsors and Collaborators

Investigators
Study Chair:     Debra Benator, MD     Washington, D.C. VAMC    
  More Information


(Click here for more information about the Tuberculosis Trials Consortium(TBTC)  This link exits the ClinicalTrials.gov site
 

Study ID Numbers:   CDC-NCHSTP-2587, 23B
First Received:   September 6, 2001
Last Updated:   September 1, 2005
ClinicalTrials.gov Identifier:   NCT00023400
Health Authority:   United States: Food and Drug Administration

Keywords provided by Centers for Disease Control and Prevention:
tuberculosis  
TB  

Study placed in the following topic categories:
Bacterial Infections
Sexually Transmitted Diseases, Viral
Rifabutin
Acquired Immunodeficiency Syndrome
Immunologic Deficiency Syndromes
Virus Diseases
Gram-Positive Bacterial Infections
HIV Infections
Sexually Transmitted Diseases
Mycobacterium Infections
Tuberculosis
Nelfinavir
Retroviridae Infections

Additional relevant MeSH terms:
Anti-Infective Agents
RNA Virus Infections
HIV Protease Inhibitors
Anti-HIV Agents
Slow Virus Diseases
Molecular Mechanisms of Pharmacological Action
Immune System Diseases
Enzyme Inhibitors
Infection
Antiviral Agents
Actinomycetales Infections
Pharmacologic Actions
Protease Inhibitors
Antibiotics, Antitubercular
Anti-Bacterial Agents
Anti-Retroviral Agents
Therapeutic Uses
Lentivirus Infections
Antitubercular Agents

ClinicalTrials.gov processed this record on December 03, 2008




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