Status:
COMPLETED
Study to Determine the Effects of Nevirapine (VIRAMUNE®) on the Steady State Pharmacokinetics of Rifabutin (MYCOBUTIN®) in HIV+ Patients
Lead Sponsor:
Boehringer Ingelheim
Conditions:
HIV Infections
Eligibility:
All Genders
18-65 years
Phase:
PHASE4
Brief Summary
Study to determine the effects of nevirapine on the steady state pharmacokinetics of rifabutin and to assess the steady state pharmacokinetics of nevirapine when given in combination with rifabutin
Eligibility Criteria
Inclusion
- Male or female patients between the ages of 18 and 65 years who are seropositive for HIV-1 antibody by an ELISA test and confirmed by an alternative method e.g. Western Blot
- Lymphocytes Expressing CD4+ Surface Marker (CD4+ cell count) \>= 100 cells/mm³
- Patients must be taking at least 2 antiretroviral agents (with the exception of ritonavir, nelfinavir and non-nucleoside reverse transcriptase inhibitors taken continuously for at least 28 days prior to study entry (Day 0)
- Patients currently being treated with rifabutin during the screening period may be included provided that patients are receiving 300 mg once daily (or 150 mg once daily for patients concomitantly taking Zidovudine (ZDV), saquinavir or indinavir) and that there has been no change in dosing of \> 25% within 28 days prior to Study Day 0
- Patients who meet the following laboratory parameter:
- Granulocyte count \> 1000 cells/mm³
- Hemoglobin \> 9.0 g/dl (men and women)
- Platelet count \> 75000 cells/mm3
- Alkaline Phosphatase \< 3.0 times the upper limit of normal
- Serum Glutamic-Oxaloacetic Transaminase (SGOT) and Serum Glutamic-Pyruvic Transaminase (SGPT) \< 3.0 times the upper limit of normal
- Total bilirubin \< 1.5 times the upper limit of normal
- Female patients of childbearing potential must be willing to use a reliable form of contraception which must include a medically form of barrier contraception
- Patients able to provide written consent and comply with study requirements
Exclusion
- Female patients who are pregnant or breast-feeding
- Seated systolic blood pressure below 100 mmHg or greater than 150 mmHg and/or heart rate less than 50 or greater than 90 beats/min.
- History of drug allergy or known drug hypersensitivity
- Patients receiving any investigational drug, antineoplastic agent or radiotherapy other than local skin radiotherapy treatment within 12 weeks before starting study medication
- Patients requiring systemic treatment with corticosteroids or drugs known to be hepatic enzyme inducers or inhibitors within 14 days of study entry (Study Day 0). Such substances in theses categories include: macrolide antibiotics (erythromycin, clarithromycin, azithromycin) azole antifungals (ketoconazole, fluconazole, itraconazole) rifampin and phenytoin
- Use of ritonavir, nelfinavir or non-nucleoside reverse transcriptase inhibitors within 28 days of Study Day 0 or during the trial
- Patients with clinical evidence of active tuberculosis (TB) or undergoing treatment or prophylaxis for TB
- Patients with a current history of intravenous drug abuse, alcohol or substance abuse (within the last year)
- History of any clinically important disease including hepatic, renal, cardiovascular or gastrointestinal
- Patients with malabsorption, severe chronic diarrhea or subject unable to maintain adequate oral intake
- Patients with no previous antiretroviral background therapy taken continuously for the 28 days prior to study entry (Day 0)
Key Trial Info
Start Date :
October 1 1998
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
Estimated Enrollment :
19 Patients enrolled
Trial Details
Trial ID
NCT02184078
Start Date
October 1 1998
Last Update
July 14 2014
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