Clinical trials: Ritonavir
HIV-1-infection
ART First-line Treatment Durability in Russia
This study is a non-interventional retrospective study. Data from patients who signed informed consent form will be collected through retrospective chart or medical records review.
- Trial name
- NCT04253119
- Testing
- Antiretroviral/Anti HIV
- Where
- 4 sites in Russia
- Volunteers
- 536 people
- Sponsor
- MSD Pharmaceuticals LLC
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
Atazanavir Versus Lopinavir/Ritonavir (LPV/RTV) in Patients Who Have Not Had Success With Protease Inhibitor-Containing HAART Regimen(s)
This study will compare 2 treatments in the way they affect cholesterol levels and the amount of HIV in the blood.
- Trial name
- NCT00028301
- Testing
- Atazanavir, Lopinavir/Ritonavir
- Where
- 97 sites in United States, Argentina and 13 more
- Sponsor
- Bristol-Myers Squibb
Healthy Participant
Drug-Drug Interaction Study Assessing Effect of Carbamazepine on PF-07321332 Boosted With Ritonavir
This is a drug-drug interaction study to assess the effects of a single dose of PF-07321332/ritonavir after multiple dose administrations of carbamazepine. Pharmacokinetic (PK) will be evaluated for PF-07321332 and ritonavir.
- Trial name
- NCT04962230
- Testing
- PF-07321332/ritonavir, Carbamazepine, PF 07321332/ritonavir
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pfizer
HIV Infection
Safety and Efficacy Study of Switching From Epzicom to Truvada
This protocol describes a prospective, randomized, open-label, multicenter study to evaluate the safety and efficacy of switching from fixed dose abacavir (ABC)/lamivudine (3TC) to fixed dose emtricitabine (FTC)/tenofovir…
- Trial name
- SWIFT (NCT00724711)
- Testing
- emtricitabine (FTC)/tenofovir disoproxil fumarate (TDF), abacavir (ABC)/lamivudine (3TC)
- Where
- 80 sites in United States, Canada and 1 more
- Volunteers
- 312 people
- Sponsor
- Gilead Sciences
Biological Availability
Relative Bioavailability Study of Nirmatrelvir/Ritonavir Oral Powder Relative to the Commercial Tablets and Estimation of the Effect of Food on Bioavailability of the Nirmatrelvir/Ritonavir Oral Powder in Healthy Participants.
The purpose of this study is to estimate the relative bioavailability (rBA) of nirmatrelvir/ritonavir oral powder in 3 different food vehicles relative to the Paxlovid® tablets under fasted condition in healthy adult…
- Trial name
- NCT05544786
- Testing
- Nirmatrelvir/ ritonavir, Nirmatrelvir/Ritonavir
- Where
- Belgium
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pfizer
Healthy Participants
Food Effect Study to Evaluate the Effect of High-Fat Meal on the Relative Bioavailability of PF-07321332 Boosted With Ritonavir in Healthy Adult Participants
This is a Phase 1, open label, single dose, randomized, 2-treatment, 2-sequence, 2-period crossover study to evaluate the effect of high-fat meal on the relative bioavailability of PF-07321332 boosted with ritonavir following…
- Trial name
- NCT05129475
- Testing
- PF-07321332/ritonavir, Ritonavir
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pfizer
HIV Infection
A Comparison of Body Fat Distribution in HIV-1 Infected Patients Receiving, Since the Beginning and for at Least Two Years, an Antiretroviral Therapy Based on Efavirenz or Lopinavir/Ritonavir Combined With Tenofovir + Emtricitabine or Lamivudine
The purpose of this study is to compare the body fat distribution in Human Immunodeficiency Virus-1 (HIV-1) infected patients receiving, since the beginning and for at least two years, an antiretroviral therapy based on efavirenz…
- Trial name
- LYNX (NCT01159743)
- Where
- 26 sites in Spain
- Volunteers
- 346 people
- Sponsor
- AbbVie (prior sponsor, Abbott)
HIV Infections
A Phase IIIB Open-Label, Comparative Study to Evaluate Saquinavir Soft Gel Capsule (SGC) Treatment in Combination With Other Antiretrovirals in HIV-1 Infected Antiretroviral-Naive Patients
To determine the proportion of patients whose plasma HIV-1 RNA level falls below the level of detection (< 400 copies/ml) at week 16 and 24 of study therapy.
- Trial name
- NCT00002178
- Testing
- Ritonavir, Nelfinavir mesylate, Saquinavir
- Where
- 2 sites in United States
- Volunteers
- 375 people
- Sponsor
- Hoffmann-La Roche
Hepatic Impairment
A Pharmacokinetic Study of Narlaprevir as a Single Dose or With Ritonavir Combination in Patients With Hepatic Impairment and Healthy Matched Volunteers
This study was conducted to evaluate narlaprevir (NVR) pharmacokinetics (PK) after a single dose with or without ritonavir (RTV) in cirrhotic Child-Pugh class A patients without active HCV infection versus healthy subjects as…
- Trial name
- NCT03832426
- Testing
- Narlaprevir, Ritonavir
- Where
- 3 sites in Georgia, Russia
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- R-Pharm
Castration-resistant Prostate Cancer
ModraDoc006/r in Metastatic Castration-resistant Prostate Cancer
This is a safety, feasibility and pharmacokinetic study to confirm that the recommended safe dose and schedule of ModraDoc006/r (oral docetaxel with ritonavir) as determined in a previous phase I study is also safe and feasible…
- Trial name
- NCT03136640
- Testing
- ModraDoc006/r
- Where
- 4 sites in Netherlands
- Volunteers
- 23 people
- Sponsor
- Modra Pharmaceuticals
HIV Infections
Tipranavir in Patients With Progressive, Systemic HIV-1 Disease Who Have Failed or Are Intolerant to Currently Approved Treatments for HIV Infection
To provide early access to tipranavir and evaluate the safety and tolerance of tipranavir combined with low dose of ritonavir in patients with progressive, HIV-1 disease who have failed or are intolerant to currently approved…
- Trial name
- NCT00062660
- Testing
- Tipranavir
- Where
- 146 sites in United States, Australia and 10 more
- Sponsor
- Boehringer Ingelheim
COVID-19
EPIC-Peds: A Study to Learn About the Study Medicine Called PF-07321332 (Nirmatrelvir)/Ritonavir in Patients Under 18 Years of Age With COVID-19 That Are Not Hospitalized But Are at Risk for Severe Disease
The purpose of this clinical trial is to learn about the safety, pharmacokinetics (pharmacokinetics helps us understand how the drug is changed and eliminated from your body after you take it), and efficacy (how well a study…
- Trial name
- NCT05261139
- Testing
- nirmatrelvir, ritonavir
- Where
- 73 sites in United States, Bulgaria and 5 more
- Volunteers
- 160 people
- Sponsor
- Pfizer
Hepatitis C
Effect of Omeprazole and Ritonavir on GSK2336805 Pharmacokinetics in Healthy Adults
This study is a Phase I open label drug interaction study to evaluate the effect of omeprazole and ritonavir on GSK2336805.
- Trial name
- NCT01458054
- Testing
- Cohort 1 (GSK2336805 60mg x 1 dose, Omeprazole 40 mg q24h x 4 days, GSK2336805 60 mg x 1 dose and Omeprazole 40 mg x 1 dose), Cohort 2 (GSK2336805 30mg x 1 dose, Ritonavir 100mg q12h x 4 days, and Ritonavir 100mg q12h x 1 dose)
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Human Immunodeficiency Virus Infections
Study of Lopinavir/Ritonavir Tablets Versus Soft Gel Capsules and Once Daily Versus Twice Daily Administration, When Coadministered With Nucleoside Reverse Transcriptase Inhibitors in Antiretroviral Naive Human Immunodeficiency Virus Type 1 Infected Subjects
The purpose of this study was to compare the safety and tolerability of the to-be-marketed lopinavir/ritonavir (LPV/r) tablet formulation with the marketed soft gel capsule (SGC) formulation and to compare the safety…
- Trial name
- NCT00262522
- Testing
- lopinavir/ritonavir (LPV/r) (tablet or capsule) with nucleoside reverse transcriptase inhibitors (NRTIs)
- Where
- 129 sites in United States, Australia and 17 more
- Volunteers
- 664 people, healthy volunteers welcome
- Sponsor
- Abbott
HIV Infections
Vicriviroc (SCH 417690) in Combination Treatment With Optimized ART Regimen in Experienced Participants (VICTOR-E1) (MK-7690-020/P03672)
Vicriviroc (vye-kri-VYE-rock) is an investigational drug that belongs to a new class of drugs, called C-C chemokine receptor type 5 (CCR5) receptor blockers.
- Trial name
- VICTOR-E1 (NCT00243230)
- Testing
- Vicriviroc 30 mg, Vicriviroc 20 mg, Background ART Regimen
- Volunteers
- 116 people
- Sponsor
- Merck Sharp & Dohme LLC
HIV Infections
Boosted Atazanavir and Truvada Given Once-Daily - BATON Study
To determine the safety and efficacy of a simple, once-daily antiretroviral (ARV) regimen consisting of a fixed-dose combination tablet containing Truvada combined with atazanavir boosted with ritonavir in treatment naive…
- Trial name
- NCT00224445
- Testing
- Truvada, Atazanavir, Ritonavir
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Gilead Sciences
Healthy
Effects of Steady State Tipranavir/Ritonavir or Darunavir/Ritonavir or Ritonavir on Platelet Function, Coagulation and Fibrinolysis Biomarkers in Healthy Subjects
Study to determine the effect of steady-state plasma concentration of Tipranavir/ritonavir (TPV/r) on platelet aggregation in healthy subjects and investigate the effect of TPV/r at steady state plasma concentrations on other…
- Trial name
- NCT02251795
- Testing
- Tipranavir, Ritonavir, Darunavir
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
HIV Infections
Safety and Effectiveness of an Anti-HIV Drug Combination Taken Twice Daily
The purpose of this study is to see whether taking indinavir (IDV) plus ritonavir (RTV) plus stavudine (d4T) plus lamivudine (3TC) 2 times each day is safe and can lower the level of HIV in the blood.
- Trial name
- NCT00002241
- Testing
- Indinavir sulfate, Ritonavir, Lamivudine
- Where
- 18 sites in United States
- Volunteers
- 80 people
- Sponsor
- Merck Sharp & Dohme LLC
HIV-1 Infection
Safety and Efficacy of Switching From Regimens of ABC/3TC + a 3rd Agent to E/C/F/TAF Fixed-Dose Combination (FDC) in Virologically-Suppressed HIV 1 Infected Adults
The primary objective of this study is to evaluate the efficacy of switching to elvitegravir/cobicistat/emtricitabine/tenofovir alafenamide (E/C/F/TAF) fixed-dose combination (FDC) relative to continuing on a baseline regimen…
- Trial name
- NCT02605954
- Testing
- E/C/F/TAF, ABC/3TC, Third Antiretroviral Agent
- Where
- 49 sites in United States, France and 4 more
- Volunteers
- 275 people
- Sponsor
- Gilead Sciences