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Showing 1–24 of 968 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Flaviviridae Infections Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Increasing Uptake of Evidence-Based Screening Services Through CHW-led Multi-modality Intervention

NCT02970136
View directory record Official record
Conditions
Human Papillomavirus, Human Immunodeficiency Virus, Hepatitis C, ColoRectal Cancer
Interventions
OraQuick Swab, Fecal Immunochemical Test, OraQuick Fingerstick, Standard Screening Tests, HPV Self-Sampling Test, Home Based Screening Tests
Device · Other
Lead sponsor
University of Miami
Other
Eligibility
50 Years to 64 Years
Enrollment
754 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 27, 2021 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Phase 4 Interventional

The Kentucky Viral Hepatitis Treatment Study

NCT03949764
View directory record Official record
Conditions
Hepatitis C, Opioid-Related Disorders, Injection Drug Use
Interventions
Sofosbuvir/velpatasvir (Epclusa®)
Drug
Lead sponsor
Jennifer Havens
Other
Eligibility
18 Years and older
Enrollment
374 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Hazard, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of Sofosbuvir Plus Velpatasvir With or Without Ribavirin in Treatment-experienced Subjects With Chronic HCV Infection

NCT01909804
View directory record Official record
Conditions
Hepatitis C
Interventions
SOF, VEL, RBV
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
323 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
40
States / cities
Long Beach, California • Los Angeles, California • Pasadena, California + 37 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2018 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Kentucky Communities and Researchers Engaging to Halt the Opioid Epidemic (CARE2HOPE)

NCT04134767
View directory record Official record
Conditions
Substance Use, HIV Infections, HCV Infection, Sexually Transmitted Infections (Not HIV or Hepatitis), Overdose, Drug, Opioid Use
Interventions
Health Linkage, Overdose Education
Behavioral
Lead sponsor
April M Young
Other
Eligibility
18 Years and older
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Dec 20, 2023 · Synced Jul 21, 2026, 6:37 PM EDT
Terminated Phase 2 Interventional Results available

Evaluating the Safety and Effectiveness of Interferon-Free Treatment of Hepatitis C Virus Infection in HIV-Coinfected Adults on Antiretroviral Therapy

NCT02194998
View directory record Official record
Conditions
HIV Infections, Hepatitis C
Interventions
Paritaprevir/ritonavir/ombitasvir (PTV/r/OBT), Dasabuvir (DSV), Ribavirin (RBV)
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 70 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
15
States / cities
Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Homologous Re-infection With Dengue 1 or Dengue 3

NCT05967455
View directory record Official record
Conditions
Dengue
Interventions
Dengue virus 1 Live Virus Human Challenge (DENV-1-LVHC), Dengue virus 3 Live Virus Human Challenge (DENV-3-LVHC)
Biological
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years to 55 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Nov 12, 2024 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Not applicable Interventional

Way to Cure HCV Adherence

NCT02472925
View directory record Official record
Conditions
Hepatitis C
Interventions
MedSignals Pill Box
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
50 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced Jul 21, 2026, 6:37 PM 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, 6:37 PM EDT
Terminated Phase 4 Interventional Results available

Anti-D for Treating Thrombocytopenia in Adults Infected With Hepatitis C Virus With or Without HIV Co-Infection

NCT00239733
View directory record Official record
Conditions
Thrombocytopenia, Hepatitis C, HIV Infections
Interventions
Anti-D
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 15, 2017 · Synced Jul 21, 2026, 6:37 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Vertical Transmission of Hepatitis C in Adult Children of Female Baby Boomers

NCT03038763
View directory record Official record
Conditions
Hepatitis C, Hepatitis C, Chronic
Interventions
Eligibility Screening, HCV test
Other · Diagnostic Test
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 72 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Jul 21, 2026, 6:37 PM 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, 6:37 PM EDT
Completed Not applicable Interventional

Tele-Harm Reduction

NCT05208697
View directory record Official record
Conditions
IV Drug Usage, HIV Infections, Hepatitis C
Interventions
Tele-Harm Reduction, off-site linkage
Behavioral · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
3
States / cities
Fort Lauderdale, Florida • Miami, Florida • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Phase 2 Interventional Results available

Ledipasvir/Sofosbuvir Fixed-Dose Combination and Vedroprevir With or Without Ribavirin in Treatment-Experienced Participants With Chronic Genotype 1 HCV Infection and Cirrhosis

NCT02226549
View directory record Official record
Conditions
Hepatitis C Virus Infection
Interventions
LDV/SOF, VDV, RBV
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction of Alcohol and Highly Active Antiretroviral Therapy (HAART) in HIV/AIDS and HIV/AIDS With Hepatitis C Virus (HCV) Co-Infection

NCT00879047
View directory record Official record
Conditions
HIV Infections, Hepatitis C
Interventions
Alcohol, Alcohol placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 5, 2014 · Synced Jul 21, 2026, 6:37 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Immune Dysregulation in Hepatitis C Patients With or Without Arthritis

NCT01195987
View directory record Official record
Conditions
Hepatitis C Patients
Interventions
Not listed
Lead sponsor
The Center for Rheumatic Disease, Allergy, & Immunology
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 7, 2010 · Synced Jul 21, 2026, 6:37 PM 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, 6:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Study to Evaluate the Safety and Efficacy of AV-1 Against Dengue Virus 3 (DENV-3) Infection

NCT06799741
View directory record Official record
Conditions
DENV-3 Controlled Human Infection Model
Interventions
AV-1 100 mg, AV-1 300 mg, AV-1 900 mg, Placebo
Drug
Lead sponsor
AbViro LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
3
States / cities
Baltimore, Maryland • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Jul 21, 2026, 6:37 PM 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, 6:37 PM EDT
Completed No phase listed Observational

Effects of Health Literacy and HCV Knowledge on HCV Treatment Willingness in HIV-coinfected Patients

NCT03413696
View directory record Official record
Conditions
Hepatitis C, Hepatitis C, Chronic, HIV/AIDS
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 4, 2021 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Phase 2 Interventional Results available

Peginterferon Alpha-2b And Ribavirin to Treat Hepatitis C in HIV-Infected Patients

NCT00018031
View directory record Official record
Conditions
Hepatitis C, HIV Infections
Interventions
Peginterferon alfa-2b, Ribavirin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 30, 2014 · Synced Jul 21, 2026, 6:37 PM 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, 6:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Drug Interaction Potential Between Dolutegravir and Simeprevir in HIV/HCV Seronegative Volunteers

NCT02404805
View directory record Official record
Conditions
HIV, Hepatitis C
Interventions
dolutegravir, simeprevir
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 60 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Phase 4 Interventional Results available

A Study of PEGASYS (Peginterferon Alfa-2a (40KD)) in Combination With Copegus (Ribavirin) in Patients With Chronic Hepatitis C (CHC) Enrolled in a Methadone Maintenance Treatment Program.

NCT00087594
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
peginterferon alfa-2a [Pegasys], ribavirin
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
7
States / cities
San Francisco, California • Farmington, Connecticut • Honolulu, Hawaii + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2016 · Synced Jul 21, 2026, 6:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Bioavailability of ABT-333 Tablet Versus First in Human (FIH) Capsule Formulation and Safety, Tolerability and PK Study of Single Doses of ABT-333 in Healthy Volunteers

NCT00895102
View directory record Official record
Conditions
HCV Infection
Interventions
ABT-333 Tablet, Placebo, ABT-333 Capsule
Drug
Lead sponsor
Abbott
Industry
Eligibility
18 Years to 55 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Waukegan, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 12, 2010 · Synced Jul 21, 2026, 6:37 PM EDT