Clinical trials: Ritonavir
Healthy
Investigation of Ritonavir Effects on Afatinib Exposure in Healthy Subjects
To study the effect of the P-glycoprotein inhibitor ritonavir on the pharmacokinetics (PK) of afatinib depending on the timepoint of ritonavir administration
- Trial name
- NCT01426958
- Testing
- afatinib, ritonavir + afatinib
- Where
- Germany
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
HIV Infections
Drug-drug Interaction (DDI) Study of GSK3640254 With Darunavir/Ritonavir (DRV/RTV) and Etravirine (ETR)
This is an open-label, single-sequence, multiple-dose, 3 cohort study to investigate the effects of DRV/RTV and/or ETR on the pharmacokinetics (PK) of GSK3640254 and the effects of GSK3640254 on the PK of DRV/RTV and/or ETR.
- Trial name
- NCT04630002
- Testing
- GSK3640254, Darunavir/Ritonavir (DRV/RTV), Etravirine (ETR)
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- ViiV Healthcare
Healthy
Drug-Drug Interaction Study: ASP2151 and Ritonavir
ASP2151 is an experimental treatment for herpes. HIV infected people are susceptible to contracting other infections because of their compromised immune system.
- Trial name
- NCT02223351
- Testing
- ASP2151, ritonavir
- Where
- United Kingdom
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Maruho Europe Limited
HIV Infections
Pharmacokinetic Interactions Between Buprenorphine and Tipranavir/Ritonavir
The main purpose of this study is to examine the effect of tipranavir combined with ritonavir, medications for the treatment of HIV-infection, on buprenorphine/naloxone (BUP) in people who have been receiving the same dose of…
- Trial name
- BUTI (NCT00486330)
- Testing
- Buprenorphine, Tipranavir and ritonavir
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Yale University
Infections, Human Immunodeficiency Virus and Herpesviridae
GSK1349572 Drug Interaction Study With Fosamprenavir/Ritonavir
GSK1349572 is an integrase inhibitor being developed for the treatment of human immunodeficiency virus (HIV)-1 infection by GlaxoSmithKline (GSK) on behalf of Shionogi-ViiV HealthcareLLC.
- Trial name
- NCT01209065
- Testing
- GSK1349572, Fosamprenavir, Ritonavir
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- ViiV Healthcare
HIV Infections
Effect of Multiple Dosing With BI 201335 on the Pharmacokinetics of Darunavir Co-administered With Ritonavir in Healthy Male and Female Volunteers
The objective of the current study is to investigate the effect of multiple oral daily doses of BI 201335 on the steady-state pharmacokinetics of darunavir co-administered with ritonavir.
- Trial name
- NCT01374802
- Testing
- Darunavir, Ritonavir, BI 201335
- Where
- Germany
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Healthy
Bioavailability of BI 1356 After Co-administration With Ritonavir Compared to the Bioavailability of BI 1356 Alone in Healthy Male Volunteers
Study to investigate the effect of the P-gp and cytochrome P450 (CYP) 3A4 inhibitor ritonavir on the pharmacokinetics of BI 1356
- Trial name
- NCT02183441
- Testing
- BI 1356, Ritonavir
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
HIV Infections
Interaction Between Fosamprenavir/Ritonavir and a Single-dose Olanzapine (FORZA)
The effect of fosamprenavir/ritonavir (steady state) on the pharmacokinetics of a single dose of olanzapine will be studied. In this study, the investigators expect an inducible effect of fosamprenavir/ritonavir on the CYP1A2 and…
- Trial name
- FORZA (NCT00977301)
- Testing
- fosamprenavir/ritonavir, olanzapine
- Where
- Netherlands
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Malaria, HIV Infections
HIV Protease Inhibitors for the Prevention of Malaria in Ugandan Children
HIV and malaria are major causes of morbidity and mortality in Sub-Saharan Africa and children bear the greatest brunt of both diseases. No single existing intervention is likely to control malaria in Africa.
- Trial name
- PROMOTE-PEDS (NCT00978068)
- Testing
- Lopinavir/Ritonavir (LPV/r), Nevirapine (NVP), Efavirenz (EFV)
- Where
- Uganda
- Volunteers
- 176 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Healthy
Evaluation of the Pharmacokinetic Interaction of Steady State Tipranavir and Ritonavir or Tipranavir and Ritonavir With Single Dose Didanosine in Healthy Volunteers
Study to characterise the effects of concurrent tipranavir (TPV) and ritonavir (RTV) administration on the single dose pharmacokinetics of didanosine (ddI), to characterise the effects of single-dose ddI on the pharmacokinetics…
- Trial name
- NCT02251873
- Testing
- TPV + RTV (low dose), TPV + RTV (high dose), ddl
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
HIV Infections, Malaria
Drug Interaction Study Between Antimalarial and Anti-HIV Medications
The purpose of this study is to find out whether taking certain anti-HIV medicines with certain antimalarial medicines affects the amount of the medicines in the blood.
- Trial name
- NCT00266058
- Testing
- Lopinavir/Ritonavir, Efavirenz, Artemether/lumefantrine
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Healthy
Dose Escalation Study of the Safety, Tolerability and Pharmacokinetics of BILR 355 BS Plus Low Dose Ritonavir in HIV-uninfected Male Volunteers
Study to determine the safety, tolerability and pharmacokinetics of BILR 355 BS plus low dose ritonavir in healthy male volunteers.
- Trial name
- NCT02253914
- Testing
- BILR 355 BS, solution, BILR 355 BS, tablet, Ritonavir
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Healthy Volunteer
A Pharmacokinetic And Bioavailability Study of Intravenous Danoprevir in Healthy Volunteers
This three-part study will evaluate the pharmacokinetics and bioavailability of intravenous danoprevir with and without low-dose oral ritonavir, and the effect of oral cyclosporine on the pharmacokinetics of intravenous…
- Trial name
- NCT01654211
- Testing
- danoprevir, ritonavir
- Where
- Netherlands
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Hoffmann-La Roche
Healthy Participants
A Study to Learn About the Study Medicine PF-07321332 and Ritonavir in Adult Healthy Chinese Participants.
The purpose of this Phase 1 clinical trial is to help us understand how the drug is changed and eliminated from your body after you take it, the safety, and the the extent to which dise effects can be tolerated of PF-07321332…
- Trial name
- NCT05339334
- Testing
- PF-07321332/ritonavir
- Where
- China
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Pfizer
Drug Interactions, Human Immunodeficiency Virus
Pharmacokinetic Interactions Between an Herbal Medicine (African Potato) and Antiretroviral Agents (Lopinavir/Ritonavir)
The study is being conducted to evaluate whether African potato, an herbal medicine, can be used together with anti-HIV medicines without affecting the amounts of the anti-HIV medicines in the blood.
- Trial name
- AP6142 (NCT01227590)
- Testing
- Kaletra (lopinavir/ritonavir), African Potato (hypoxis obtusa)
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Healthy Subjects, Infection, Human Immunodeficiency Virus
GSK1349572 Drug Interaction Study With Protease Inhibitors
A study in healthy volunteers to determine whether there is a drug interaction between GSK1349572 and the HIV protease inhibitors lopinavir/ritonavir and darunavir/ritonavir
- Trial name
- NCT00774735
- Testing
- GSK1349572
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Healthy
Pharmacokinetic of Tadalafil Co-administered With Tipranavir/Ritonavir to Healthy Male Volunteers
Study to assess the effects of single-dose and steady-state tipranavir/ritonavir 500 mg/200 mg on the single-dose pharmacokinetics of tadalafil 10 mg
- Trial name
- NCT02253862
- Testing
- Tadalafil, Tipranavir, Ritonavir
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Healthy
A Study to Investigate the Safety, Tolerability, and Pharmacokinetics of TMC647055 in Combination With Ritonavir (Part 1) and the Co-administration of TMC435, TMC647055 and Ritonavir (Part 2) in Healthy Japanese Participants
The purpose of the study is to investigate the safety, tolerability, and pharmacokinetics of TMC647055 in combination with ritonavir (Part 1); potential pharmacokinetic drug-drug interactions between TMC435 and the combination of…
- Trial name
- NCT02064842
- Testing
- TMC647055, TMC435, Ritonavir (RTV)
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Janssen R&D Ireland
Healthy Volunteer
A Drug-Drug Interaction Study of Ketoconazole, Rifampicin and Ritonavir-Boosted Atazanavir With Single-Dose RO5093151 in Healthy Volunteers
This randomized, single-center, open-label, one-sequence, two-period crossover study in three parts will assess the effects of multiple doses of ketoconazole, rifampicin and ritonavir-boosted atazanavir on the pharmacokinetics of…
- Trial name
- NCT01591850
- Testing
- RO5093151, atazanavir, ketoconazole
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Hoffmann-La Roche
Healthy
Pharmacokinetics of Tipranavir/Ritonavir and Its Metabolites in Healthy Male Subjects
Study to evaluate the pharmacokinetics of Tipranavir and its metabolites including excretion and mass balance of parent compound and radioactivity at steady-state; to isolate, identify and quantify major metabolites of tipranavir…
- Trial name
- NCT02253797
- Testing
- 14C-Tipranavir, Tipranavir, Ritonavir
- Volunteers
- healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim