Mode
Text Size
Log in / Sign up

Hepatitis C

Part of Hepatitis

20 published articles · Updated continuously

Clinical Trial Landscape

Clinical Trials for Hepatitis C

319 trials tracked for Hepatitis C: 128 in phase 3 or 4 and 55 with published results. The most-cited published study has 1125 citations.

319Trials tracked
128Phase 3 & 4
0Recruiting
55With published results
Phase distribution
Phase 4 32 Phase 3 96 Phase 2 98 Phase 1 29 Other / NA 64
  1. Phase 4 Immunologic Effects of HCV Therapy With HARVONI in HCV Genotype 1 Chronically Mono-infected Active and Former IDUs Completed · 1,125 cited
  2. Phase 3 Sofosbuvir/Velpatasvir Fixed Dose Combination for 12 Weeks in Adults With Chronic HCV Infection Completed · 1,116 cited
  3. Phase 3 Comparison of Sofosbuvir/Velpatasvir Fixed Dose Combination for 12 Weeks With Sofosbuvir and Ribavirin for 24 Weeks in Adults With Chronic Genotype 3 HCV Infection Completed · 850 cited
  4. Phase 3 Comparison of Sofosbuvir/Velpatasvir Fixed Dose Combination for 12 Weeks With Sofosbuvir and Ribavirin for 12 Weeks in Adults With Chronic Genotype 2 HCV Infection Completed · 850 cited
  5. Phase 3 Sofosbuvir/Velpatasvir Fixed-Dose Combination in Adults With Chronic HCV Infection and Child-Pugh Class B Cirrhosis Completed · 806 cited
  6. Phase 3 Safety and Efficacy of Grazoprevir (MK-5172) + Elbasvir (MK-8742) in Participants With Chronic Hepatitis C and Chronic Kidney Disease (MK-5172-052) Completed · 666 cited
Show 44 more trials
  1. Phase 3 Safety and Efficacy of SOF/VEL/VOX FDC for 12 Weeks and SOF/VEL for 12 Weeks in DAA-Experienced Adults With Chronic HCV Infection Who Have Not Received an NS5A Inhibitor Completed · 565 cited
  2. Phase 3 Safety and Efficacy of Sofosbuvir/Velpatasvir/Voxilaprevir in Adults With Chronic HCV Infection Who Have Previously Received Treatment With Direct-Acting Antiviral Therapy Completed · 565 cited
  3. Phase 3 Efficacy and Safety of Ledipasvir/Sofosbuvir Fixed-Dose Combination for 12 Weeks in Subjects With Chronic Genotype 1 or 4 HCV and HIV-1 Co-infection Completed · 467 cited
  4. Phase 4 Hepatitis C Treatment in PWIDs: MAT or Syringe Exchange Assisted-therapy vs Standard of Care Completed · 312 cited
  5. Phase 3 A Multipart, Open-label Study to Evaluate the Safety and Efficacy of ABT-450/r/ABT-267 With and Without ABT-333 Coadministered With and Without Ribavirin in Adult With Genotype 1 or 4 Hepatitis C Virus (HCV) Infection and Human Immunodeficiency Virus, Type 1 Coinfection Completed · 305 cited
  6. Phase 4 Exploring Renal Transplants Using Hepatitis C Infected Donors for HCV-negative Recipients Completed · 295 cited
  7. Phase 3 Ombitasvir/ABT-450/Ritonavir and Dasabuvir With or Without Ribavirin in HCV Genotype 1-Infected Adults With Chronic Kidney Disease Completed · 278 cited
  8. Phase 3 Safety and Efficacy of SOF/VEL/VOX FDC for 8 Weeks and SOF/VEL for 12 Weeks in Adults Chronic Genotype 3 HCV Infection and Cirrhosis Completed · 239 cited
  9. Phase 3 Safety and Efficacy of Sofosbuvir/Velpatasvir/Voxilaprevir and Sofosbuvir/Velpatasvir in Adults With Chronic HCV Infection Who Have Not Previously Received Treatment With Direct-Acting Antiviral Therapy Completed · 238 cited
  10. Phase 3 A Study to Evaluate the Efficacy, Safety, and Pharmacokinetics of Co-Administration of ABT-493 and ABT-530 With and Without RBV in Subjects With Chronic Hepatitis C Virus (HCV) Genotypes 2, 3, 4, 5 or 6 Infection Completed · 230 cited
  11. Phase 3 A Study to Evaluate the Efficacy, Safety, and Pharmacokinetics of ABT-493 and ABT-530 With and Without Ribavirin in Adults With HCV Who Failed a Prior DAA Containing Therapy Completed · 201 cited
  12. Phase 3 Efficacy and Safety Study of Simeprevir in Combination With Sofosbuvir in Participants With Chronic Hepatitis C Virus Infection Without Cirrhosis Completed · 189 cited
  13. Phase 3 A Study to Evaluate the Safety and Efficacy of ABT-493/ABT-530 in Adult Post-Liver or Post-Renal Transplant Recipients With Chronic Hepatitis C Virus (MAGELLAN-2) Completed · 181 cited
  14. Phase 3 Efficacy and Safety of Sofosbuvir/Velpatasvir Fixed Dose Combination for 12 Weeks in Adults With Chronic Hepatitis C Virus (HCV) and Human Immunodeficiency Virus (HIV)-1 Coinfection Completed · 159 cited
  15. Phase 3 Phase 3 Efficacy and Safety Study of Peginterferon Lambda-1a and Ribavirin With Telaprevir Completed · 151 cited
  16. Phase 3 A Study to Evaluate the Efficacy and Safety of Experimental Drugs ABT- 493/ABT-530 in Adults With Chronic Hepatitis C Virus Genotype 1-6 Infection and Human Immunodeficiency Virus -1 Coinfection (EXPEDITION-2) Completed · 147 cited
  17. Phase 3 Efficacy and Safety of Sofosbuvir/Velpatasvir Fixed Dose Combination for 12 Weeks in Participants With Chronic HCV Completed · 120 cited
  18. Phase 3 Safety and Efficacy of Ledipasvir/Sofosbuvir Fixed-Dose Combination in Adults With Chronic HCV and HBV Coinfection Completed · 118 cited
  19. Phase 3 A Study to Evaluate the Efficacy and Safety of ABT-493/ABT-530 in Japanese Adults With Chronic Hepatitis C Virus Infection Completed · 113 cited
  20. Phase 3 A Study to Evaluate the Efficacy and Safety of ABT-493/ABT-530 in Japanese Adults With Genotype 2 Chronic Hepatitis C Virus Infection Completed · 113 cited
  21. Phase 4 Monitoring SOF/VEL in Treatment Naïve, HCV Participants With Active Infection Completed · 108 cited
  22. Phase 3 Study of Grazoprevir (MK-5172) and Elbasvir (MK-8742) in Japanese Participants With Chronic Hepatitis C (MK-5172-058) Completed · 77 cited
  23. Phase 3 Grazoprevir (MK-5172) and Elbasvir (MK-8742) Combination for Chronic Hepatitis C Virus (HCV) Genotypes 1, 4, and 6 (MK-5172-065) Completed · 75 cited
  24. Phase 3 Efficacy and Safety of Glecaprevir (ABT-493)/Pibrentasvir (ABT 530) (GLE/PIB) in Combination With Sofosbuvir and Ribavirin in Participants With Hepatitis C Virus Who Did Not Respond to Treatment in a Previous AbbVie Clinical Study Completed · 74 cited
  25. Phase 3 Efficacy and Safety of Combination Grazoprevir (MK-5172)/Elbasvir (MK-8742) Versus Sofosbuvir + Pegylated Interferon + Ribavirin in Hepatitis C Virus Genotype 1, 4 or 6 Infection (MK-5172-077) Completed · 54 cited
  26. Phase 3 A Randomized, Open-Label Study to Evaluate the Safety and Efficacy of Ombitasvir/ABT-450/Ritonavir Co-administered With Ribavirin (RBV) in Adults With Genotype 4 Chronic Hepatitis C Virus (HCV) Infection and Cirrhosis (AGATE-1) Completed · 53 cited
  27. Phase 3 A Study to Evaluate Ombitasvir/Paritaprevir/Ritonavir and Dasabuvir in Treatment-Naïve Hepatitis C Virus Genotype 1b-Infected Adults Completed · 50 cited
  28. Phase 4 Kidney Transplants in Hepatitis C Negative Recipients With Hepatitis C Viremic Donors Completed · 49 cited
  29. Phase 3 Safety and Efficacy of Ledipasvir/Sofosbuvir Fixed Dose Combination, With or Without Ribavirin, in Egyptian Adults With Chronic Genotype 4 HCV Infection Completed · 49 cited
  30. Phase 3 Randomised Study of Interferon-free Treatment for Recently Acquired Hepatitis C in PWID and People With HIV Coinfection. Completed · 48 cited
  31. Phase 3 Grazoprevir (MK-5172) and Elbasvir (MK-8742) Combination in Treatment-Naïve Hepatitis C Virus Participants (MK-5172-067) Completed · 46 cited
  32. Phase 3 Multi-Center, Randomized, Open-Label Study of G/P +/- RBV for NS5A + SOF Previously Treated GT1 HCV Subjects Completed · 43 cited
  33. Phase 4 Interferon Alfa Sensitivity in HIV/HCV Persons Before and After HIV Meds Completed · 42 cited
  34. Phase 3 Dutch Acute HCV in HIV Study (DAHHS-2): Grazoprevir/Elbasvir for Acute HCV Completed · 42 cited
  35. Phase 3 A Study to Evaluate the Efficacy and Safety of ABT-493/ABT-530 in Subjects With Genotype 1 Infection Completed · 38 cited
  36. Phase 3 The Efficacy and Safety of ABT-493/ABT-530 in Adults With Chronic Hepatitis C Virus Genotype 4, 5, or 6 Infection (ENDURANCE-4) Completed · 38 cited
  37. Phase 3 A Study Comparing Efficacy and Safety of ABT-493/ABT-530 to Sofosbuvir Dosed With Daclatasvir in Adults With HCV Genotype 3 Infection Completed · 38 cited
  38. Phase 3 A Study to Evaluate the Efficacy and Safety of ABT-493/ABT-530 in Adults With Chronic Hepatitis C Virus Genotype 1, 2, 4, 5 or 6 Infection and Compensated Cirrhosis Completed · 38 cited
  39. Phase 4 Concentration-Controlled Ribavirin for the Treatment of Patients With Chronic Hepatitis C Virus Infection Completed · 33 cited
  40. Phase 4 Efficacy and Safety of Sofosbuvir+Ribavirin in Genotype 2 HCV-infected U.S. Veterans With Cirrhosis Completed · 27 cited
  41. Phase 4 Multi-center Study to Transplant Hepatitis-C Infected Kidneys Completed · 20 cited
  42. Phase 3 Study to Evaluate the Efficacy and Safety of ABT-450/Ritonavir/ABT- 267 (ABT-450/r/ABT-267) in Japanese Adults With Genotype 2 Chronic Hepatitis C Virus (HCV) Infection Completed · 15 cited
  43. Phase 3 Efficacy and Safety of Sofosbuvir/Velpatasvir Fixed-Dose Combination in Participants With Chronic Hepatitis C Virus Infection Completed · 15 cited
  44. Phase 3 Study to Investigate the Efficacy and Safety of Sofosbuvir/Velpatasvir Fixed-Dose Combination for 12 Weeks in Adults With Chronic HCV Infection and Compensated Cirrhosis Completed · 15 cited

Showing the 50 most-cited and recently-updated of 319 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.

Research across Hepatitis

Related studies from across the Hepatitis family.

Evaluating the Impact of Digital Health Interventions on Chronic Disease Self-Care Outcomes
Physical Medicine & Rehab Meta-analysis
Evaluating the Impact of Digital Health Interventions on Chronic Disease Self-Care Outcomes Digital health tools show mixed results for managing chronic diseases
Digital tools show promise for heart failure monitoring but lack consistent evidence for improving medication adherence or general diabetes …
New data shows that while digital tools like apps can help heart failure patients monitor their health, they may not improve medication habi…
PEG-IFN plus novel agents may boost functional cure in chronic hepatitis B
Infectious Disease Sys. Review
PEG-IFN plus novel agents may boost functional cure in chronic hepatitis B Combination therapies may improve functional cure rates for chronic hepatitis B
This narrative review examines combining pegylated interferon-α with novel immunotherapies (antigen-reduction strategies, therapeutic vaccin…
A review suggests combining pegylated interferon with new immunotherapies could help achieve functional cure in chronic hepatitis B patients…
Review of antiviral and immunotherapeutic strategies for chronic hepatitis B
Allergy & Immunology Sys. Review
Review of antiviral and immunotherapeutic strategies for chronic hepatitis B New antiviral strategies show promise for chronic hepatitis B infection
This narrative review synthesizes evidence on antiviral and immunotherapeutic strategies for chronic hepatitis B. The authors highlight func…
A review of new treatments suggests combination therapies may offer future value for managing chronic hepatitis B, cirrhosis, and liver canc…
Meta-analysis identifies genetic variants linked to HBV susceptibility and HCC risk
Oncology Meta-analysis
Meta-analysis identifies genetic variants linked to HBV susceptibility and HCC risk Genetic Keys Unlock Why Some Get Liver Cancer From Hepatitis B
This meta-analysis of East Asian cohorts examined genetic variants associated with hepatitis B virus infection and hepatocellular carcinoma …
New research shows specific gene changes help explain why some people get Hepatitis B while others stay healthy.
Systematic review and meta-analysis of biopsy-guided versus clinically guided withdrawal in autoimmune hepatitis
Gastroenterology Meta-analysis
Systematic review and meta-analysis of biopsy-guided versus clinically guided withdrawal in autoimmune hepatitis Biopsy-guided withdrawal shows no benefit over clinical guidance for autoimmune hepatitis
This systematic review and meta-analysis evaluated relapse rates after treatment withdrawal in patients with autoimmune hepatitis.
A meta-analysis of 518 patients found that biopsy-guided withdrawal did not lower relapse rates compared to clinically guided withdrawal in …
HEV 239 vaccine induces durable humoral and cellular immunity in Bangladeshi women
Gastroenterology RCT
HEV 239 vaccine induces durable humoral and cellular immunity in Bangladeshi women Hepatitis E vaccine shows durable immunity in women
This longitudinal cohort study in 1480 women aged 16-39 years in Bangladesh found that HEV 239 (Hecolin) vaccination led to significantly hi…
A hepatitis E vaccine kept women protected for up to 3 years, with stronger immune memory than a comparison group.
Pegylated interferon alpha associated with HBsAg clearance in postpartum women with chronic HBV infection
Infectious Disease Cohort
Pegylated interferon alpha associated with HBsAg clearance in postpartum women with chronic HBV infection New treatment clears hepatitis B in 3 out of 10 women after childbirth
This prospective cohort study evaluated 263 postpartum women with chronic hepatitis B virus infection and baseline HBsAg levels ≤3000 IU/mL.
A new treatment clears hepatitis B markers in nearly 30% of women after childbirth, offering fresh hope for a functional cure during a uniqu…
Hepatic steatosis prevalence and impact in autoimmune hepatitis, primary biliary cholangitis, and primary sclerosing cholangitis
Oncology Meta-analysis
Hepatic steatosis prevalence and impact in autoimmune hepatitis, primary biliary cholangitis, and primary sclerosing cholangitis Fatty liver makes autoimmune hepatitis and PBC worse, but not PSC
This systematic review and meta-analysis of 19,898 patients with autoimmune hepatitis, primary biliary cholangitis, and primary sclerosing c…
A large review found fatty liver is common in autoimmune liver diseases and makes outcomes worse for some patients, but not others.
Absence of antiviral therapy and multiple chemotherapeutic agents increase HBV reactivation risk after TACE
Oncology Cohort
Absence of antiviral therapy and multiple chemotherapeutic agents increase HBV reactivation risk after TACE No Antiviral Meds Raise Liver Cancer Risks After Chemo
This retrospective cohort study of 168 HBsAg-positive HCC patients undergoing TACE found that absence of prophylactic antiviral therapy (OR …
Many liver cancer patients with hepatitis B face avoidable risks during chemo—because they’re not getting a simple antiviral pill most alrea…
HBV-positive status linked to higher surgical conversion in unresectable HCC receiving triple therapy
Allergy & Immunology Cohort
HBV-positive status linked to higher surgical conversion in unresectable HCC receiving triple therapy HBV-positive linked to better outcomes in liver cancer triple therapy
This single-center retrospective cohort study evaluated triple therapy with TACE, lenvatinib, and PD-1 inhibitors in 190 patients with initi…
In unresectable liver cancer, triple therapy with TACE, lenvatinib, and PD-1 inhibitors worked better in HBV-positive patients, a small retr…
Integrative review of Epimedium flavonoids in hepatitis and cirrhosis shows preclinical promise but lacks clinical validation
Gastroenterology Sys. Review
Integrative review of Epimedium flavonoids in hepatitis and cirrhosis shows preclinical promise but lacks clinical validation Ancient Herb Shows New Promise for Liver Scarring and Hepatitis
This integrative review synthesizes data from 33 high-impact studies regarding Epimedium species and its bioactive flavonoids, icariin and i…
This research suggests a traditional herb may offer a new way to protect the liver, but more work is needed to prove it’s safe and effective…
Narrative review synthesizes evidence on NAFLD, NASH, and viral hepatitis management without reported trial data
Allergy & Immunology Sys. Review
Narrative review synthesizes evidence on NAFLD, NASH, and viral hepatitis management without reported trial data Your Liver Has an Immune Army — and It Can Turn Against You
This narrative review addresses management considerations for nonalcoholic fatty liver disease (NAFLD), nonalcoholic steatohepatitis (NASH),…
Your liver's own immune cells can turn on itself to cause permanent scarring, but scientists are now mapping these cells to stop the damage …

Questions about Hepatitis C

How should healthcare workers follow up after an acute Hepatitis C Virus infection?

Healthcare workers with acute HCV should undergo baseline and serial HCV RNA testing, with follow-up for at least 6 months to confirm clearance or initiate treatment.

Full answer →
Why is the CDC recommending universal screening for Hepatitis C for pregnant women?

The CDC recommends universal Hepatitis C screening for all pregnant women because infection rates have doubled in the US since 2009, many cases go undiagnosed, and screening is now considered cost-effective.

Full answer →
Does taking ribavirin for Hepatitis C cause more genetic mutations in the virus?

Yes, ribavirin increases genetic mutations in HCV, as shown by a randomized trial that found higher mutational load and specific nucleotide changes in the virus.

Full answer →
How has the rate of Hepatitis C changed among younger adults in the US?

Hepatitis C rates have increased dramatically among younger US adults, driven by the opioid epidemic and injection drug use.

Full answer →

All Hepatitis C Articles