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ClinicalTrials.gov public records Last synced Oct 2, 2026, 2:26 AM EDT

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Showing 49–72 of 107 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Atazanavir+ritonavir Clear all
Completed Phase 4 Interventional Results available

Safety Sudy of Atazanavir Boosted With Ritonavir in the Treatment of HIV Infection in Pediatric Patients

NCT01691794
View directory record Official record
Conditions
HIV, Pediatric
Interventions
Atazanavir, Ritonavir
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
6 Years to 17 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
3
States / cities
Phoenix, Arizona • Atlanta, Georgia • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 27, 2018 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Bioequivalence Study of Atazanavir 300 mg Capsule

NCT00393328
View directory record Official record
Conditions
HIV Infections
Interventions
Atazanavir + Ritonavir
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 50 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Hamilton, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 8, 2011 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 3 Interventional Results available

A Study to Determine Safety and Efficacy of Dolutegravir/Abacavir/Lamivudine (DTG/ABC/3TC) in Human Immunodeficiency Virus (HIV)-1 Infected Antiretroviral Therapy (ART) Naïve Women (ARIA)

NCT01910402
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus, HIV Infections
Interventions
Dolutegravir/abacavir/lamivudine FDC, Atazanavir, Ritonavir, Tenofovir/emtricitabine FDC
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years and older · Female only
Enrollment
499 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
37
States / cities
Phoenix, Arizona • Bakersfield, California • Beverly Hills, California + 31 more
Source: ClinicalTrials.gov public record
Updated Feb 20, 2024 · Synced Oct 2, 2026, 2:26 AM EDT
Terminated Phase 2 Interventional Results available

Phase IIB Pilot of Atazanavir + Raltegravir

NCT00768989
View directory record Official record
Conditions
HIV
Interventions
Atazanavir, Raltegravir, Ritonavir, Tenofovir/Emtricitabine
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
167 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
9
States / cities
Phoenix, Arizona • New Haven, Connecticut • Washington D.C., District of Columbia + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 24, 2012 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 3 Interventional Results available

Switch Study to Evaluate F/TAF in HIV-1 Infected Adults Who Are Virologically Suppressed on Regimens Containing ABC/3TC

NCT02469246
View directory record Official record
Conditions
HIV-1 Infection
Interventions
F/TAF, ABC/3TC, ABC/3TC Placebo, F/TAF Placebo, 3rd ARV agent
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
567 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
34
States / cities
Phoenix, Arizona • Beverly Hills, California • La Jolla, California + 26 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2019 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 1Phase 2 Interventional

Blood Levels of Anti-HIV Drugs Used in Combination Regimens in HIV Infected Children

NCT00260078
View directory record Official record
Conditions
HIV Infections
Interventions
Atazanavir, Darunavir, Efavirenz, Nevirapine, Ritonavir, Tenofovir disoproxil fumarate, Pharmacokinetic Study
Drug · Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
8 Years to 17 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
21
States / cities
Alhambra, California • La Jolla, California • Long Beach, California + 16 more
Source: ClinicalTrials.gov public record
Updated Nov 9, 2021 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 3 Interventional Results available

Switch to Atazanavir and Brachial Artery Reactivity (SABAR) Study

NCT00225017
View directory record Official record
Conditions
HIV Infection, Hyperlipidemia
Interventions
Atazanavir, current antiretroviral regimen
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
5
States / cities
San Diego, California • Chicago, Illinois • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2012 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 4 Interventional

Drug Interaction Study of Famotidine and Atazanavir With Ritonavir in HIV-Infected Patients

NCT00384904
View directory record Official record
Conditions
HIV Infections
Interventions
Atazanavir/Ritonavir, Atazanavir/Ritonavir + Famotidine, Atazanavir/Ritonavir + Tenofovir Disproxil Fumrarate + Famotidine
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
3
States / cities
Voorhees Township, New Jersey • Chapel Hill, North Carolina • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 5, 2010 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 4 Interventional Results available

Lopinavir/r or Fosamprenavir/r Switch to Atazanavir/r or Darunavir/r

NCT00756730
View directory record Official record
Conditions
HIV Infections
Interventions
ATV/r, DRV/r
Drug
Lead sponsor
Community Research Initiative of New England
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
11
States / cities
Phoenix, Arizona • Los Angeles, California • Orlando, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 4 Interventional Results available

A Simplification Study of Unboosted Reyataz With Epzicom (ASSURE)

NCT01102972
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus
Interventions
Reyataz + Norvir + Truvada, Reyataz + Epzicom
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years and older
Enrollment
297 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
44
States / cities
Hobson City, Alabama • Phoenix, Arizona • Bakersfield, California + 36 more
Source: ClinicalTrials.gov public record
Updated Nov 19, 2013 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 3 Interventional

A Pilot Study of Atazanavir/Ritonavir/Efavirenz as a Nucleoside Sparing Regimen

NCT00135343
View directory record Official record
Conditions
HIV Infections
Interventions
Atazanvir/ritonavir + efavirenz
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
15
States / cities
San Francisco, California • Washington D.C., District of Columbia • Atlantis, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2011 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 3 Interventional

Atazanavir Versus Lopinavir/Ritonavir (LPV/RTV) in Patients Who Have Not Had Success With Protease Inhibitor-Containing HAART Regimen(s)

NCT00028301
View directory record Official record
Conditions
HIV Infections
Interventions
Atazanavir, Lopinavir/Ritonavir
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
16 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2003
U.S. locations
38
States / cities
Birmingham, Alabama • Phoenix, Arizona • Berkeley, California + 30 more
Source: ClinicalTrials.gov public record
Updated Sep 13, 2010 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 2 Interventional Results available

HIV Attachment Inhibitor to Treat Human Immunodeficiency Virus 1 (HIV-1) Infections

NCT01384734
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus
Interventions
BMS-663068 400 mg, BMS-663068 800 mg, BMS-663068 600 mg, BMS-663068 1200 mg, Raltegravir 400 mg, Tenofovir 300 mg, Ritonavir 100 mg, Atazanavir 300 mg
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years and older
Enrollment
254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
13
States / cities
San Francisco, California • Washington D.C., District of Columbia • Coral Gables, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2018 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Effects of Treatment Changes on Fat Wasting in the Arms and Legs of HIV Patients

NCT00028314
View directory record Official record
Conditions
HIV Infections, Lipodystrophy, Wasting Disease
Interventions
Abacavir sulfate, Atazanavir/Ritonavir, Lopinavir/Ritonavir, Nevirapine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
25
States / cities
Los Angeles, California • Torrance, California • Aurora, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2013 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Drug Interaction Study

NCT00646776
View directory record Official record
Conditions
Antivirals/HIV
Interventions
Rifabutin, Rifabutin + Atazanavir + Ritonavir
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 50 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Hamilton, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 31, 2013 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 4 Interventional Results available

Study of Reyataz in HIV-infected Patients With Lipodystrophy Syndrome

NCT00135356
View directory record Official record
Conditions
HIV-Associated Lipodystrophy Syndrome
Interventions
Atazanavir (ATV) + ritonavir (RTV), continuation of backbone 2 nucleoside reverse transcriptase inhibitor (NRTIs), continuation of current HAART (boosted protease inhibitor [PI] combination + 2 NRTIs)
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
4
States / cities
Fort Lauderdale, Florida • Honolulu, Hawaii • Huntersville, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated May 7, 2010 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

GSK1349572 Drug Interaction Study With Atazanavir/Ritonavir and Atazanavir

NCT00883935
View directory record Official record
Conditions
Healthy Volunteer
Interventions
GSK1349572, Atazanavir 300 mg, Atazanavir 400 mg, Ritonavir
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 22, 2009 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 1 Interventional

Antiretroviral Drug Interaction Study in Volunteers With HIV

NCT01479361
View directory record Official record
Conditions
HIV, PCP, Toxoplasmosis
Interventions
Atovaquone 750 mg twice daily, Atovaquone 1500 mg twice daily
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 70 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 5, 2018 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 3 Interventional

Study of HIV Patients With Undetectable Viral Load and Abnormal Lipids Switching to Atazanavir/Ritonavir

NCT00120393
View directory record Official record
Conditions
HIV Infections
Interventions
atazanavir/ritonavir +2 NRTIs (immediate Switch Group), LPV/r +2 NRTIs (Delayed/optional Switch Group)
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
12
States / cities
Phoenix, Arizona • Bakersfield, California • Los Angeles, California + 9 more
Source: ClinicalTrials.gov public record
Updated Feb 5, 2010 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study With Proton Pump Inhibitor

NCT00357240
View directory record Official record
Conditions
HIV Infections
Interventions
Atazanavir, Atazanavir/Ritonavir, Atazanavir/Ritonavir+Omeprazole
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 50 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Hamilton, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 8, 2011 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Gastric pH on the Pharmacokinetics of Atazanavir

NCT01759875
View directory record Official record
Conditions
Healthy
Interventions
Ritonavir-boosted Atazanavir, Ritonavir-boosted Atazanavir plus Rabeprazole, Ritonavir-boosted Atazanavir plus Rabeprazole AND Betaine Hydrochloride
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 28, 2015 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of Cobicistat-boosted Atazanavir Compared to Ritonavir-boosted Atazanavir in Combination With Emtricitabine/Tenofovir Disoproxil Fumarate in HIV-1 Infected, Antiretroviral Treatment-Naive Adults

NCT00892437
View directory record Official record
Conditions
HIV-1 Infection
Interventions
COBI, RTV, ATV, FTC/TDF, COBI placebo, RTV placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
31
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Beverly Hills, California + 23 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2016 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 3 Interventional Results available

Switch Study to Evaluate F/TAF in HIV-1 Positive Participants Who Are Virologically Suppressed on Regimens Containing FTC/TDF

NCT02121795
View directory record Official record
Conditions
HIV-1 Infection
Interventions
FTC/TDF, F/TAF, Allowed third antiretroviral agent, FTC/TDF Placebo, F/TAF Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
668 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
57
States / cities
Birmingham, Alabama • Phoenix, Arizona • Beverly Hills, California + 40 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2020 · Synced Oct 2, 2026, 2:26 AM EDT
Completed Phase 3 Interventional Results available

Roll-Over Protocol To Provide Atv And/Or Truvada For Extended Access

NCT01003990
View directory record Official record
Conditions
HIV
Interventions
Atazanavir, Atazanavir/Ritonavir, Tenofovir/Emtricitabine, Lopinavir/ritonavir
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
16 Years and older
Enrollment
710 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2016
U.S. locations
12
States / cities
Phoenix, Arizona • Los Angeles, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated May 11, 2017 · Synced Oct 2, 2026, 2:26 AM EDT