Status:

COMPLETED

The Effect of Rifapentine on Raltegravir

Lead Sponsor:

The University of Texas Health Science Center at San Antonio

Collaborating Sponsors:

Merck Sharp & Dohme LLC

Centers for Disease Control and Prevention

Conditions:

Healthy

Eligibility:

All Genders

18-99 years

Phase:

PHASE1

Brief Summary

The aim of this study is to study the effect of rifapentine on plasma concentrations of raltegravir.

Detailed Description

Primary Objective To compare the pharmacokinetics parameter values (geometric mean Cmin and AUC) of raltegravir at 400 mg q12h alone to raltegravir at 400 mg q12h co-administered in combination with ...

Eligibility Criteria

Inclusion

  • Male or non-pregnant, non-nursing female age \> 18 years in good health
  • Provision of informed consent for the study.
  • HIV-uninfected. A prior negative HIV test (ELISA) must be obtained before enrollment.
  • Willingness to have PK sampling in a day clinic or to be admitted overnight to a hospital on three occasions.
  • Women of child-bearing potential must agree to practice an adequate method of birth control during the study and for 30 days after the last dose of study medication. Barrier methods of contraception or abstinence from sexual activity are satisfactory methods of birth control.
  • Karnofsky score ≥ 90.
  • Laboratory screening before enrollment:
  • Hematocrit \> 30 percent (most recent value)
  • AST \< 2 times the upper limit of normal
  • ALT \< 2 times the upper limit of normal
  • Bilirubin \< 2 times the upper limit of normal
  • Creatinine \< 1.5 times the upper limit of normal
  • Negative urine drug screen

Exclusion

  • Pregnancy or breast-feeding.
  • Use of a medication or food that has the potential to alter the concentrations of raltegravir or rifapentine, within the 14 days prior to or during the periods of pharmacokinetic monitoring.
  • Known intolerance to raltegravir or rifamycin antibiotics or prior use in the last 30 days.
  • Weight less than 46 kg or greater than 102 kg.
  • Prior gastrointestinal surgery.
  • Infection with Hepatitis B or Hepatitis C by serologies.
  • Co-morbidity for which concomitant, current medications are taken regularly. If concomitant medications are taken intermittently, these medications should not have potential to alter the concentrations of raltegravir or rifapentine.
  • Current imprisonment

Key Trial Info

Start Date :

February 1 2009

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

August 1 2011

Estimated Enrollment :

27 Patients enrolled

Trial Details

Trial ID

NCT00809718

Start Date

February 1 2009

End Date

August 1 2011

Last Update

October 22 2015

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Audie L Murphy Veterans Administration Hospital

San Antonio, Texas, United States, 78229

2

University of Texas Health Science Center

San Antonio, Texas, United States, 78229