drugset / Trial / NCT00023413

TBTC Study 23C: Pharmacokinetics of Intermittent Rifabutin and Isoniazid With Daily Efavirenz

NCT00023413

Non-randomizedSingle-groupOpen-labelTreatment

Summary

The aim of this trial is to study the efavirenz-rifabutin interaction. Thus, this trial will enroll patients with HIV and tuberculosis co-infections who are receiving a rifabutin-based regimen and who plan to begin an antiretroviral regimen containing efavirenz dosed at 600 mg daily. Enrollment in TB Trials Consortium Study 23 is not a requirement for participation in this study. Primary Objective: To compare the pharmacokinetics of rifabutin at 600 mg twice a week in combination with efavirenz 600 mg daily to the pharmacokinetics of rifabutin 300 mg twice a week without efavirenz.

Timeline

Start
1999-11
Primary completion
2004-02
Completion
2004-02

Drugs

EvaluationDrugModalityDoseRoute
Subject Efavirenz Other / unclassified 600 mg
Subject Rifabutin Small molecule 300 mg
Subject Rifabutin Small molecule 600 mg