Clinical trials: Ritonavir
Healthy
Relative Bioavailability of Tipranavir (TPV)/Ritonavir (RTV) at Steady State Administered as Oral Solutions vs. Capsules in the Fed and Fasted State in Healthy Volunteers
Study to establish the relative bioavailability of the TPV oral solution formulation (500 mg coadministered with RTV oral solution 200 mg) to the TPV capsule formulation (500 mg coadministered with RTV capsules 200 mg), with both…
- Trial name
- NCT02227017
- Testing
- TPV capsule, TPV solution, RTV capsule
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
HIV Infections
TMC114-C209: A Study of Safety of TMC114 With Low Dose Ritonavir (RTV) and Other Antiretrovirals in Experienced HIV-1 Infected Patients With Limited or no Treatment Options
This is an open-label safety study to provide early access to TMC114 for HIV-1 infected patients who have failed and exhausted regimens based on commercially available antiretroviral (ARV) therapy and who are ineligible for…
- Trial name
- NCT00115050
- Testing
- TMC114
- Volunteers
- 260 people
- Sponsor
- Tibotec Pharmaceuticals, Ireland
Healthy
Effect of Different Boosting Agents on Pharmacokinetics of BILR 355 BS Dissolved in Polyethylene Glycol 400 (PEG 400) in Healthy Male Volunteers
Assessment of the effect of different boosting agents on pharmacokinetics of a single dose of BILR 355 BS dissolved in PEG 400
- Trial name
- NCT02257008
- Testing
- BILR 355 BS, Grapefruit juice, Nelfinavir
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Healthy
Study of Pharmacokinetic Interaction Between Kaletra® (LPV/r) and BILR 355 BS Plus Ritonavir in Healthy Subjects
To determine the pharmacokinetic effect of BILR 355 BS on Kaletra® and of Kaletra® on BILR 355 BS
- Trial name
- NCT02256826
- Testing
- BILR 355 BS, Ritonavir (RTV), Kaletra®
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Chronic Hepatitis C
Real World Evidence of the Effectiveness of Paritaprevir/r - Ombitasvir, ± Dasabuvir, ± Ribavirin in Patients With Chronic Hepatitis C - An Observational Study in Hungary
The study seeks to provide evidence of the effectiveness and obtain patient reported outcome (PRO), work productivity and safety data of the interferon-free regimen of paritaprevir (PTV)/ritonavir (r) + ombitasvir (OBV), ±…
- Trial name
- VERITAS (NCT02636608)
- Volunteers
- 244 people
- Sponsor
- AbbVie
Infection, Human Immunodeficiency Virus, HIV Infections
A Two-part Study to Compare a Tablet and Capsule Formulation of GSK2838232 With and Without Food, and to Assess the Safety and Drug Levels of Repeated Once-daily Doses of GSK2838232 Without Ritonavir
This study will be conducted in two Parts to confirm the acceptability/selection of a tablet formulation for future clinical development of GSK2838232.
- Trial name
- NCT03234036
- Testing
- GSK2838232 100 mg tablet, GSK2838232 50 mg capsule, Ritonavir 100 mg tablets
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
HIV Infections, AIDS
Test Albuvirtide in Experienced Patients
The purpose of this study is to evaluate the efficacy and safety of albuvirtide combined with lopinavir-ritonavir (LPV/r) in HIV-1-infected patients who failed first-line antiretroviral therapy (ART).
- Trial name
- TALENT (NCT02369965)
- Testing
- albuvirtide, lopinavir-ritonavir, tenofovir
- Where
- 12 sites in China
- Volunteers
- 418 people
- Sponsor
- Frontier Biotechnologies Inc.
Chronic Hepatitis C, Hepatitis C Virus
A Study to Evaluate the Safety and Antiviral Effect of Multiple Doses of ABT-493 and ABT-530 in Adults With Genotype 1 Hepatitis C Virus (HCV)
The purpose of this study is to evaluate the safety and antiviral effect of multiple doses of ABT-493 and ABT-530 in adults with genotype 1 HCV.
- Conditions
- Chronic Hepatitis C, Hepatitis C Virus, Compensated Cirrhosis
- Trial name
- NCT01995071
- Testing
- ABT-493, ABT-530, ABT-450/r/ABT-267, ABT-333
- Volunteers
- 89 people
- Sponsor
- AbbVie
Healthy Male Volunteers
Study to Investigate the Mass Balance and Biotransformation of SIM0417 in Healthy Adult Chinese Male Participants
This is a non-randomized, open-label, single-dose, Phase I clinical study to evaluate the mass balance and biotransformation, safety and tolerability of SIM0417 in healthy Chinese adult male subjects following a single oral…
- Trial name
- NCT05475834
- Testing
- SIM0417
- Where
- China
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Jiangsu Simcere Pharmaceutical Co., Ltd.
Healthy
Pharmacokinetic Interaction Between Maraviroc And Fosamprenavir/Ritonavir In Healthy Subjects
This is will be an open-label, fixed-sequence, multiple dose crossover study in 2 cohorts of 14 healthy male and/or female subjects, to estimate the effect of maraviroc on the pharmacokinetics of amprenavir and ritonavir and…
- Trial name
- NCT01290211
- Testing
- Maraviroc, Fosamprenavir/ritonavir, Maraviroc + Fosamprenavir/ritonavir
- Where
- Belgium
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- ViiV Healthcare
Healthy
Relative Bioavailability of a Single-dose Administration of BIBW 2992 and Multiple-dose Administration of Ritonavir in Healthy Volunteers
The objective was to investigate the effect of ritonavir, an inhibitor of P-glycoprotein (P-gp) and cytochrome P450 3A4 (CYP3A4), on the pharmacokinetics of BIBW 2992
- Trial name
- NCT02171754
- Testing
- BIBW 2992, Ritonavir
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
HIV Infection
An Open Label Trial of TMC114/RTV in HIV-1 Infected, Treatment-experienced Subjects.
The primary objective of the TMC114-C215 study is to evaluate the safety and tolerability of TMC114/RTV over time. The secondary objectives are to evaluate the antiviral activity over time and to evaluate the immunological effect…
- Trial name
- NCT00081588
- Testing
- TMC114
- Where
- 64 sites in United States, Argentina and 11 more
- Volunteers
- 555 people
- Sponsor
- Tibotec Pharmaceuticals, Ireland
Sarcoma, Kaposi, HIV Infections
The Safety and Effectiveness of Ritonavir in the Treatment of HIV-Related Kaposi's Sarcoma
To evaluate the safety and anti-Kaposi's sarcoma activity of ritonavir.
- Trial name
- NCT00002366
- Testing
- Ritonavir
- Where
- 2 sites in Australia
- Sponsor
- Abbott
Chronic Hepatitis C
A Study to Evaluate the Safety, Tolerability, and Effectiveness of a 12-Week Combination Therapy of TMC647055 and TMC435 With and Without GSK23336805 With a Pharmacokinetic Enhancer With and Without Ribavirin in Patients Infected With Chronic Genotype 1 Hepatitis C Virus
The purpose of this study is to explore the efficacy and safety of TMC647055, TMC435, and low-dose ritonavir, administered together with and without ribavirin and of TMC647055, TMC435, low-dose ritonavir administered together…
- Trial name
- NCT01724086
- Testing
- TMC647055, TMC435, Ritonavir
- Where
- 10 sites in Belgium, Germany
- Volunteers
- 90 people
- Sponsor
- Janssen R&D Ireland
HIV Infections
A Study to Compare the Effects of Two Anti-HIV Drug Combinations on the Immune Systems of HIV-Infected Patients
The purpose of this study is to examine how the immune systems of HIV-infected patients react to 2 anti-HIV drug combinations.
- Trial name
- NCT00002448
- Testing
- Ritonavir, Efavirenz, Saquinavir
- Where
- 3 sites in United States
- Volunteers
- 40 people
- Sponsor
- Hoffmann-La Roche
Healthy Volunteer
GSK1349572 Drug Interaction With Etravirine and Either Darunavir/Ritonavir or Lopinavir/Ritonavir
A Phase I, open label, randomized, three period, one-way, two cohort, adaptive crossover study to evaluate the effect of darunavir/ritonavir plus etravirine and lopinavir/ritonavir plus etravirine on GSK1349572 pharmacokinetics…
- Trial name
- NCT00867152
- Testing
- Darunavir, Etravirine, Ritonavir
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- ViiV Healthcare
HIV
Second-line Treatment of HIV-1 With Ritonavir Boosted Atazanavir or Darunavir With an Optimized NRTI Backbone
The purpose of this study is to determine the proportion of subjects with HIV-1 RNA < 50 c/mL at Week 48 in patients who failed their first line therapy containing a non-nucleoside reverse transcriptase inhibitor (NNRTI) or an…
- Trial name
- SUPPRESS (NCT01605084)
- Testing
- Atazanavir, Darunavir, Ritonavir
- Where
- 14 sites in United States
- Sponsor
- Bristol-Myers Squibb
Hepatitis C
Proof of Concept Study to Determine the Safety and Antiviral Effect of BZF961 With or Without Ritonavir Boosting in Hepatitis C Virus Infected Patients
To evaluate the antiviral activity of 3 days of BZF961. To determine safety and tolerability of BZF961 in HCV patients. To evaluate pharmacokinetics of BZF961 in HCV patients.
- Trial name
- CBZF961X2201 (NCT01825980)
- Testing
- BZF961, Ritonavir
- Where
- 3 sites in United States
- Volunteers
- 54 people
- Sponsor
- Novartis Pharmaceuticals
Healthy Participant
Drug-Drug Interaction Study Assessing Effect of Itraconazole on PF-07321332/Ritonavir in Healthy Participants
The purpose of this study is to estimate the effect of a strong inhibitor of CYP3A4 (itraconazole) on the pharmacokinetics (PK) of PF-07321332/ritonavir in healthy participants.
- Trial name
- NCT04962022
- Testing
- PF-07321332/ritonavir, Itraconazole
- Where
- Belgium
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pfizer
HIV Infections
Drug Interaction Study With Famotidine, Atazanavir, and Atazanavir/Ritonavir/Tenofovir
The purpose of this clinical research study is to assess the pharmacokinetics of atazanavir, identifying one or more dosing regimens of atazanavir/ritonavir/tenofovir when dosed with famotidine results in atazanavir exposures…
- Trial name
- NCT00365339
- Testing
- Atazanavir+Ritonavir+Tenofovir, Atazanavir+Ritonavir+Tenofovir+Famotidine
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Bristol-Myers Squibb