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Completed

NCT Number: NCT00002101

A Three-Arm Comparative Trial for the Treatment of MAC Bacteremia in AIDS: A Clarithromycin/Ethambutol Regimen Containing Rifabutin (450 Mg) or Rifabutin (300 Mg) or Placebo

To compare the efficacy of clarithromycin/ethambutol with placebo or with rifabutin at two different doses in reducing colony-forming units (CFUs) by 2 or more logarithms in patients with Mycobacterium avium Complex bacteremia and maintaining this response until 16 weeks post-randomization. To assess survival and comparative tolerability among the three treatment regimens.

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Key information

Conditions

Mycobacterium Avium-intracellulare Infection Acquired Immunodeficiency Syndrome Actinomycetales Infections Bacterial Infections Bacterial Infections and Mycoses Blood-Borne Infections Communicable Diseases Genital Diseases Gram-Positive Bacterial Infections HIV Infections Immune System Diseases Immunologic Deficiency Syndromes Infections Lentivirus Infections Mycobacterium Infections Mycobacterium Infections, Nontuberculous RNA Virus Infections Retroviridae Infections Sexually Transmitted Diseases Sexually Transmitted Diseases, Viral Slow Virus Diseases Urogenital Diseases Virus Diseases

Age range

13 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Maricopa Med Research Foundation, Phoenix, Arizona, United States

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About this study

Patients are randomized to receive clarithromycin and ethambutol plus either placebo or rifabutin at one of two doses. Treatment continues indefinitely. AS PER AMENDMENT 04/19/94: Doses of rifabutin have been lowered.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Concurrent Medication:

Allowed:

  • Isoniazid for TB prophylaxis ONLY.

Patients must have:

  • HIV infection.
  • MAC infection.
  • Life expectancy of at least 16 weeks.

Exclusion criteria

Co-existing Condition:

Patients with the following symptoms or conditions are excluded:

  • Perceived unreliability or unavailability for frequent monitoring.

Concurrent Medication:

Excluded:

  • Antimycobacterial drugs other than the study drugs.
  • Carbamazepine.
  • Terfenadine.
  • Theophylline.

Patients with the following prior condition are excluded:

History of hypersensitivity to rifabutin, rifampin, erythromycin, clarithromycin, azithromycin, or ethambutol.

Prior Medication:

Excluded within 7 days prior to study entry:

  • Rifabutin.
  • Rifampin.
  • Ethionamide.
  • Cycloserine.
  • Clofazimine.
  • Ethambutol.
  • Amikacin.
  • Ciprofloxacin.
  • Ofloxacin.
  • Sparfloxacin.
  • Azithromycin.
  • Clarithromycin.
  • Pyrazinamide.

Excluded within 14 days prior to study entry:

  • Carbamazepine.
  • Terfenadine.
  • Theophylline.

Treatment and study plan

Ethambutol hydrochloride

Drug

Clarithromycin

Drug

rifabutin

Drug

Sponsors and collaborators

Lead sponsor

Pharmacia

Industry

Registry information

Important dates

First posted
Aug 31, 2001
Registry last updated
Jun 24, 2005

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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