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Showing 1–24 of 543 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Antiviral Agents Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Pharmacokinetics of Single Oral Doses of MBX-400 in Healthy Volunteers

NCT01433835
View directory record Official record
Conditions
Healthy Adult Subjects
Interventions
MBX-400, Placebo
Drug · Other
Lead sponsor
Microbiotix, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 1, 2013 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 3 Interventional

A Comparison of 882C87 Versus Acyclovir in the Treatment of Herpes Zoster in Patients With Weakened Immune Systems

NCT00002315
View directory record Official record
Conditions
HIV Infections, Chickenpox
Interventions
Netivudine, Acyclovir
Drug
Lead sponsor
Glaxo Wellcome
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
25
States / cities
Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 20 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 2 Interventional Results available

Safety, Antiviral Effect and PK of BI 207127 + BI 201335 +/- RBV for 4 up to 40 Weeks in Patients With Chronic HCV Genotype 1 Infection

NCT01132313
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
BI 207127, BI 201335, Ribavirin, BI 207217
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 75 Years
Enrollment
488 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
12
States / cities
La Jolla, California • San Diego, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2016 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 2 Interventional Results available

CRISIS2: A Phase 2 Study of the Safety and Antiviral Activity of Brequinar in Non-hospitalized Pts With COVID-19

NCT04575038
View directory record Official record
Conditions
COVID-19 Infection
Interventions
Brequinar, Placebo
Drug
Lead sponsor
Clear Creek Bio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
14
States / cities
Homewood, Alabama • Long Beach, California • Doral, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 18, 2022 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 1 Interventional

Proof of Concept Study for Safety and Efficacy of EDP239 in Hepatitis C Subjects

NCT01856426
View directory record Official record
Conditions
Hepatitis C
Interventions
EDP239, Placebo
Drug
Lead sponsor
Enanta Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 60 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
3
States / cities
Miami, Florida • San Antonio, Texas • Murray, Utah
Source: ClinicalTrials.gov public record
Updated Jan 28, 2016 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 3 Interventional Results available

Efprezimod Alfa (CD24Fc, MK-7110) as a Non-antiviral Immunomodulator in COVID-19 Treatment (MK-7110-007)

NCT04317040
View directory record Official record
Conditions
Coronavirus Disease 2019 (COVID-19)
Interventions
Efprezimod alfa, Placebo
Drug
Lead sponsor
Oncoimmune, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Industry
Eligibility
18 Years and older
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
10
States / cities
Jacksonville, Florida • Annapolis, Maryland • Baltimore, Maryland + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2023 · Synced Jul 21, 2026, 9:34 AM EDT
Terminated Phase 2 Interventional Results available

Effects of JNJ-53718678 in Adult and Adolescent Participants Who Had a Hematopoietic Stem Cell Transplantation and Who Are Infected With Respiratory Syncytial Virus (RSV)

NCT04056611
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
JNJ-53718678 250 mg, Placebo, JNJ-53718678 125 mg
Drug
Lead sponsor
Janssen Sciences Ireland UC
Industry
Eligibility
13 Years to 75 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
9
States / cities
Los Angeles, California • Detroit, Michigan • Minneapolis, Minnesota + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2025 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 2 Interventional Results available

A Pilot Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Antiviral Activity of ABT-450 With Ritonavir (ABT-450/r) Dosed in Combination With ABT-072 and Ribavirin (RBV)

NCT01221298
View directory record Official record
Conditions
Hepatitis C, HCV, Chronic Hepatitis C Infection, Hepatitis C Genotype 1
Interventions
ABT-450, ABT-072, Ribavirin, Ritonavir
Drug
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
18 Years to 65 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
4
States / cities
Los Angeles, California • Chicago, Illinois • San Antonio, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 7, 2015 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 2 Interventional

Comparison of Brovavir Versus Acyclovir in the Treatment of Herpes in HIV-Infected Patients

NCT00000953
View directory record Official record
Conditions
HIV Infections, Chickenpox
Interventions
Sorivudine, Acyclovir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
44
States / cities
Birmingham, Alabama • Los Angeles, California • Martinez, California + 32 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2011 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 2 Interventional Results available

Study of ABT-267 in Treatment Naive Hepatitis C Virus (HCV) Genotype 1 Infected Subjects

NCT01314261
View directory record Official record
Conditions
Chronic Hepatitis C, Hepatitis C Virus (HCV) Infection
Interventions
ABT-267, Pegylated interferon (pegIFN), Ribavirin (RBV), Placebo for ABT-267
Drug · Other
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
18 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
10
States / cities
Birmingham, Alabama • Los Angeles, California • Orlando, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2018 · Synced Jul 21, 2026, 9:34 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 Jul 21, 2026, 9:34 AM EDT
Completed Phase 3 Interventional Results available

Efficacy, Safety, and Tolerability of Ledipasvir/Sofosbuvir (LDV/SOF) Treatment for HIV/HCV Co-infected Participants Who Switch to Elvitegravir/Cobicistat/Emtricitabine/Tenofovir Alafenamide (E/C/F/TAF) or Emtricitabine/Rilpivirine/Tenofovir Alafenamide (F/R/TAF) Prior to LDV/SOF HCV Treatment

NCT02707601
View directory record Official record
Conditions
HIV-1 Infection, HCV Infection
Interventions
E/C/F/TAF, F/R/TAF, LDV/SOF
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
42
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 32 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2018 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 3 Interventional

UNITY 1: A Study of an Investigational Treatment Regimen of Daclatasvir (DCV) + Asunaprevir (ASV) + BMS-791325 in a Fixed Dose Combination (the DCV 3DAA (Direct Acting Antiviral) Regimen) for 12 Weeks for the Treatment of Chronic Hepatitis C Virus (HCV) Genotype 1 Infection in Non-cirrhotic Subjects

NCT01979939
View directory record Official record
Conditions
Hepatitis C
Interventions
DCV/ASV/BMS-791325
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
416 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
42
States / cities
La Jolla, California • San Diego, California • San Francisco, California + 37 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2015 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 3 Interventional

Indinavir Plus Efavirenz Plus Adefovir Dipivoxil in HIV-Infected Patients Who Have Not Had Success With Nelfinavir

NCT00002220
View directory record Official record
Conditions
HIV Infections
Interventions
Indinavir sulfate, Efavirenz, Levocarnitine, Adefovir dipivoxil
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
16 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
11
States / cities
Los Angeles, California • New Haven, Connecticut • Wilmington, Delaware + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 9:34 AM EDT
Terminated Phase 2 Interventional

A Dose Ranging Study Of GW640385 Boosted With Ritonavir (Rtv) In Comparison To A RTV-Boosted Protease Inhibitor (PI) In HIV-1 Infected PI-Experienced Adults

NCT00242879
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus I, HIV-1 Infection
Interventions
Physician determined comparator PI + ritonavir, GW640385 + ritonavir
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
31
States / cities
Phoenix, Arizona • Bakersfield, California • Fountain Valley, California + 20 more
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Not applicable Interventional

A Pilot Pharmacokinetic Phase I Evaluation of BI-RG-587 in HIV-Infected Children

NCT00000634
View directory record Official record
Conditions
HIV Infections
Interventions
Nevirapine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Months to 13 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 28, 2011 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A First Time in Human Study to Assess GSK2336805 in Healthy Volunteers and Single Doses in Chronically Infected Hepatitis C Patients.

NCT01277692
View directory record Official record
Conditions
Hepatitis C
Interventions
GSK2336805 10mg, GSK2336805 30mg, GSK2236805 100mg, GSK2236805 200mg, GSK2236805 10mg, GSK2236805 dose to be determined up to 100mg, GSK2236805 5mg, GSK2236805 30mg
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
3
States / cities
Chula Vista, California • Lenexa, Kansas • Willingboro, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 27, 2017 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 2 Interventional

Comparison of Stavudine Used Alone or in Combination With Didanosine in HIV-Infected Children

NCT00000851
View directory record Official record
Conditions
HIV Infections
Interventions
Stavudine, Didanosine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 10 Years
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1998
U.S. locations
32
States / cities
Torrance, California • Aurora, Colorado • Farmington, Connecticut + 23 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Not applicable Interventional

An Open, Multicenter Study of Foscarnet Treatment of Acyclovir-Resistant Herpes Simplex Virus in Patients With the Acquired Immunodeficiency Syndrome and Other Immunodeficiencies

NCT00002272
View directory record Official record
Conditions
Herpes Simplex, HIV Infections
Interventions
Foscarnet sodium
Drug
Lead sponsor
Astra USA
Industry
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Not applicable Interventional Results available

Phase I/II Safety, Dose Finding & Antiviral Activity of RD-X19 in Mild/Moderate Outpatient COVID-19

NCT04662671
View directory record Official record
Conditions
COVID19
Interventions
RD-X19
Device
Lead sponsor
EmitBio Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Miami, Florida • College Station, Texas
Source: ClinicalTrials.gov public record
Updated Sep 7, 2022 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 1 Interventional

Study of PEG-rIL-29 (or PEG-IFN Lambda) in Subjects With Chronic Hepatitis C Virus Infection

NCT00565539
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
PEGylated recombinant interleukin 29 (PEG-rIL-29)
Drug
Lead sponsor
ZymoGenetics
Industry
Eligibility
18 Years to 70 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
10
States / cities
Chicago, Illinois • Detroit, Michigan • Rochester, Minnesota + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2009 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Antiviral Activity of Multiple Doses of ABT-333 Alone and in Combination With Pegylated Interferon (pegIFN) and Ribavirin (RBV) in Subjects With Genotype 1 Chronic Hepatitis C Virus (HCV) Infection

NCT00851890
View directory record Official record
Conditions
Chronic Hepatitis C Virus Infection
Interventions
ABT-333, Placebo for ABT-333, Pegylated interferon, Ribavirin
Drug · Other
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
7
States / cities
Anaheim, California • Los Angeles, California • Orlando, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2018 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 2 Interventional Results available

Efficacy, Pharmacokinetics, and Safety of Presatovir in Hospitalized Adults With Respiratory Syncytial Virus (RSV) Infection

NCT02135614
View directory record Official record
Conditions
Respiratory Syncytial Virus Infection
Interventions
Presatovir, Presatovir placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
9
States / cities
Chicago, Illinois • Annapolis, Maryland • Detroit, Michigan + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2018 · Synced Jul 21, 2026, 9:34 AM EDT
Completed Phase 1 Interventional

Phase I Study of the Safety, Tolerance, and Pharmacokinetics of 9-[2-(Bispivaloyloxymethyl)Phosphonylmethoxyethyl]Adenine (Bis-POM PMEA; Adefovir Dipivoxil) in HIV-Infected Patients

NCT00002128
View directory record Official record
Conditions
HIV Infections
Interventions
Adefovir dipivoxil
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years to 60 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 9:34 AM EDT