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Showing 1–24 of 469 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: antiviral therapy Clear all
Terminated Phase 4 Interventional Results available

DAA Treatment in Donor HCV-positive to Recipient HCV-negative Heart Transplant

NCT03208244
View directory record Official record
Conditions
End Stage Heart Disease, Hepatitis C
Interventions
Clinically prescribed direct acting antiviral
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 21, 2022 · Synced Sep 11, 2026, 1:00 AM EDT
Not listed Phase 2Phase 3 Interventional

NA-831, Atazanavir and Dexamethasone Combination Therapy for the Treatment of COVID-19 Infection

NCT04452565
View directory record Official record
Conditions
Coronavirus Infection, Severe Acute Respiratory Infection, Severe Acute Respiratory Syndrome Coronavirus 2
Interventions
Drug: NA-831, NA-831 and Atazanavir, NA-831and Dexamethasone, Atazanavir and Dexamethasone
Drug · Combination Product
Lead sponsor
Biomed Industries, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
525 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
31
States / cities
Los Angeles, California • Orange, California • Palo Alto, California + 27 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2022 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 1 Interventional

Safety, Tolerability, and Anti-HIV Activity of DMP 266 (Efavirenz) in Combination With Nelfinavir in HIV-Positive Children

NCT00000893
View directory record Official record
Conditions
HIV Infections
Interventions
Nelfinavir mesylate, Efavirenz
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Months to 16 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2002
U.S. locations
25
States / cities
Long Beach, California • Los Angeles, California • Oakland, California + 16 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 1 Interventional

Phase 1b Study of Omega DUROS® in Patients With Chronic Hepatitis C Who Relapsed After Prior Treatment

NCT00519792
View directory record Official record
Conditions
Chronic Hepatitis C
Interventions
Omega DUROS device
Drug
Lead sponsor
Intarcia Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
7
States / cities
Los Angeles, California • San Francisco, California • St Louis, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2011 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 4 Interventional Results available

A Study to Evaluate the Safety and Efficacy of Adding Enfuvirtide to Oral Highly Active Antiretroviral Therapy (HAART) in Human Immunodeficiency Virus (HIV) Patients With Prior Treatment Experience

NCT00487188
View directory record Official record
Conditions
HIV Infections
Interventions
Enfuvirtide, Highly active antiretroviral treatment (HAART)
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
3
States / cities
Cleveland, Ohio • Austin, Texas • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 12, 2015 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of Ledipasvir/Sofosbuvir Fixed-Dose Combination ± Ribavirin in Treatment-Experienced Subjects With Genotype 1 HCV Infection

NCT01768286
View directory record Official record
Conditions
Chronic Hepatitis C Virus
Interventions
LDV/SOF, RBV
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
441 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
53
States / cities
Phoenix, Arizona • Tucson, Arizona • La Jolla, California + 50 more
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 1 Interventional

A Study of Chemotherapy Plus ddI or ddC in the Treatment of AIDS-Related Kaposi's Sarcoma

NCT00000954
View directory record Official record
Conditions
Sarcoma, Kaposi, HIV Infections
Interventions
Bleomycin sulfate, Vincristine sulfate, Doxorubicin hydrochloride, Zalcitabine, Didanosine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1996
U.S. locations
14
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 2 Interventional Results available

Antiviral Effect, Safety, and Pharmacokinetics of BI201335 +PegIFN/RBV in HCV-GT1 (SILEN-C1&2)

NCT00774397
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
BI 201335 NA 240 mg QD / LI, PegIFN/RBV, BI 201335 NA 120mg QD / LI, BI 201335 NA 240 mg QD, BI 201335 NA 240 mg BID, Placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 65 Years
Enrollment
719 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
10
States / cities
San Francisco, California • Chicago, Illinois • Lutherville, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 15, 2015 · Synced Sep 11, 2026, 1:00 AM EDT
Active, not recruiting Phase 2 Interventional

Study of Tenofovir Alafenamide (TAF) in Children and Teen Participants With Chronic Hepatitis B Virus Infection

NCT02932150
View directory record Official record
Conditions
Chronic Hepatitis B
Interventions
TAF, Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
2 Years to 17 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2029
U.S. locations
15
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 2 Interventional

A Randomized Phase II Efficacy, Activity and Safety Study of GLQ223 Alone and in Combination With Zidovudine in Symptomatic HIV-Infected Patients Without Prior Treatment With GLQ223 or Trichosanthin

NCT00001989
View directory record Official record
Conditions
HIV Infections
Interventions
Trichosanthin, Zidovudine
Drug
Lead sponsor
Genelabs Technologies
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
8
States / cities
San Francisco, California • Miami, Florida • Tampa, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 1 Interventional

The Safety and Effectiveness of Cidofovir in the Treatment of Venereal Warts in HIV-Infected Patients

NCT00002327
View directory record Official record
Conditions
HIV Infections, Condyloma Acuminata
Interventions
Cidofovir
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
11
States / cities
Berkeley, California • San Francisco, California • Denver, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 1 Interventional Results available

Evaluating the Safety, Pharmacokinetics, and Antiviral Activity of a Human Monoclonal Antibody (VRC01) in HIV-Infected Adults Undergoing a Brief Treatment Interruption

NCT02463227
View directory record Official record
Conditions
HIV Infections
Interventions
VRC01
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Birmingham, Alabama • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 18, 2021 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 1 Interventional Results available

Phase 1 Study To Evaluate Antiviral Activity Of Small Molecule Direct Antiviral Agent At Multiple Doses In Subjects With Chronically Infected Hepatitis C Virus.

NCT00671671
View directory record Official record
Conditions
Hepatitis, Chronic, Hepatitis C Virus
Interventions
Small Molecule Agent (PF-868554)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 13, 2014 · Synced Sep 11, 2026, 1:00 AM EDT
Withdrawn Phase 2 Interventional

A Study to Learn About the Medicine Called Nirmatrelvir Used in Combination With Ritonavir in People With Weakened Immune Systems or at Increased Risk for Poor Outcomes Who Are Hospitalized Due to Severe COVID-19

NCT05545319
View directory record Official record
Conditions
Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), Coronavirus Disease 2019 (COVID-19), Immunocompromised, Hospitalization, Child, Hospitalized
Interventions
Nirmatrelvir, Ritonavir, Placebo for nirmatrelvir
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Cooperstown, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 28, 2023 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Not applicable Interventional

A Comparison of Two Dose Levels of Didanosine Used in Combination With Stavudine in HIV-Infected Patients

NCT00002207
View directory record Official record
Conditions
HIV Infections
Interventions
Stavudine, Didanosine
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004
U.S. locations
13
States / cities
Birmingham, Alabama • Tarzana, California • Indianapolis, Indiana + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 24, 2011 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 4 Interventional Results available

ED Influenza Therapeutic Pilot Study: Oseltamivir vs. Peramivir

NCT02609399
View directory record Official record
Conditions
Influenza
Interventions
Oseltamivir, Peramivir
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
2
States / cities
Phoenix, Arizona • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 3, 2019 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 3 Interventional Results available

LY3819253 (LY-CoV555) for Inpatients With COVID-19 (An ACTIV-3/TICO Treatment Trial)

NCT05780268
View directory record Official record
Conditions
COVID-19
Interventions
LY3819253, Placebo, Remdesivir
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
314 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
42
States / cities
Tucson, Arizona • Fresno, California • Los Angeles, California + 32 more
Source: ClinicalTrials.gov public record
Updated Dec 26, 2023 · Synced Sep 11, 2026, 1:00 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Safety and Pharmacokinetics Evaluation of Fostemsavir + (OBT) in HIV-1 Infected Children and Adolescents Who Are Failing Their cART and Have Dual- or Triple-class Antiretroviral Resistance

NCT04648280
View directory record Official record
Conditions
HIV Infections With Multi Drug Resistant Virus
Interventions
Fostemsavir
Drug
Lead sponsor
PENTA Foundation
Network
Eligibility
6 Years to 17 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Sep 11, 2026, 1:00 AM EDT
Terminated Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Pimodivir in Combination With the Standard-of-Care Treatment in Adolescent, Adult, and Elderly Hospitalized Participants With Influenza A Infection

NCT03376321
View directory record Official record
Conditions
Influenza A
Interventions
Pimodivir 600 mg, Placebo, SOC Treatment
Drug · Other
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
13 Years to 85 Years
Enrollment
334 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
28
States / cities
Birmingham, Alabama • Jonesboro, Arkansas • Fresno, California + 23 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Sep 11, 2026, 1:00 AM EDT
Terminated Not applicable Interventional

Controlled Clinical Trial of Antiviral Cytotoxic T Lymphocyte (CTL) Infusion Following Combination Antiretroviral Drug Therapy for Asymptomatic HIV-1 Infection

NCT00000875
View directory record Official record
Conditions
HIV Infections
Interventions
Indinavir sulfate, Diphenhydramine hydrochloride, Lymphocytes, Activated, Lamivudine, Zidovudine, Acetaminophen, Aldesleukin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2003
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 13, 2016 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 2 Interventional Results available

Study of Efficacy and Safety of MAS825 in Patients With COVID-19

NCT04382651
View directory record Official record
Conditions
COVID-19 Pneumonia, Impaired Respiratory Function
Interventions
MAS825, Placebo, Standard of Care (SoC)
Drug · Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
21
States / cities
Chula Vista, California • Glendale, California • Irvine, California + 17 more
Source: ClinicalTrials.gov public record
Updated Aug 9, 2022 · Synced Sep 11, 2026, 1:00 AM EDT
Terminated Phase 1 Interventional

Study of GS-1219 in Participants With HIV-1

NCT07115368
View directory record Official record
Conditions
HIV-1-infection
Interventions
GS-1219, BVY, Standard of Care
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
15
States / cities
Los Angeles, California • San Francisco, California • Washington D.C., District of Columbia + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Sep 11, 2026, 1:00 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Oseltamivir Treatment for Children Less Than 24 Months of Age With Influenza

NCT00391768
View directory record Official record
Conditions
Influenza
Interventions
oseltamivir (Tamiflu®)
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Up to 23 Months
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
29
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Long Beach, California + 24 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2013 · Synced Sep 11, 2026, 1:00 AM EDT
Completed No phase listed Observational

Antiviral Therapy and HIV in the Female Genital Tract

NCT00067106
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 70 Years · Female only
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated May 18, 2015 · Synced Sep 11, 2026, 1:00 AM EDT