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Active, not recruitingPhase 3

A Phase 3 Trial Comparing Whether BEM/RZR is Similar to SOF/VEL in Patients with Hepatitis C Virus Infection

Key facts

Who runs it
Atea Pharmaceuticals Inc.
Where
France, Germany, Greece, Poland, Romania, and Spain38 sites in 6 countriesChoose a country to see its sites
Status
Active, not recruiting
Phase
Phase 3
People taking part
275 people, planned
Started
2 Oct 2025
Expected to end
31 Mar 2027
Type of study
Interventional
Record updated
20 July 2026

Who can take part

Age
18 years and older
Sex
Women and men
Healthy volunteers
Cannot take part

The registry criteria, word for word

Show all 13 criteriaShow less

Who can take part

  • Use of adequate contraception for females of childbearing potential
  • Must be direct-acting antiviral (DAA)-treatment naïve (never exposed to an approved or experimental DAA for HCV)
  • Documented medical history compatible with chronic HCV
  • Either no liver cirrhosis or with compensated liver cirrhosis
  • If HIV-1 positive, must meet the following 2 criteria: 1. Antiretroviral (ARV) regimen for > 8 weeks prior to screening visit, with CD4 T-cell count > 200 cells/mm3 and plasma HIV-1RNA level < LLOQ 2. Suitable ARV treatment and not taking any contraindicated medications

Who cannot take part

  • Abuse of alcohol and/or illicit drug use that could interfere with adherence to study requirements as judged by the investigator
  • Requirement of any prohibited medications
  • Use of other investigational drugs within 30 days of dosing
  • Co-infected with hepatitis B virus
  • History or signs of decompensated liver disease (decompensated cirrhosis)
  • History of hepatocellular carcinoma (HCC)
  • Any other clinically significant medical condition that, in the opinion of the investigator, would jeopardize the safety of the subject or impact the validity of the study results
  • Pregnant or breastfeeding

This trial has no sites in United States.

It has sites in 6 countries. Choose a country to see its sites.

About the trial

What the trial wants to find out

To evaluate the efficacy of BEM/RZR FDC administered for 8 or 12 weeks QD versus SOF/VEL administered for 12 weeks QD.

Data and sources

Registry record
Listed on the EU's official list of trials (CTIS).
Official title
An Evaluation of Bemnifosbuvir-Ruzasvir (BEM/RZR) Versus Sofosbuvir-Velpatasvir (SOF/VEL) for the Treatment of Chronic Hepatitis C Virus (HCV) Infection in a Phase 3 Randomized, Controlled, Open-label Study
Record updated
20 July 2026
Under construction, not live – A Phase 3 Trial Comparing Whether BEM/RZR is Similar to SOF/VEL in Patients with Hepatitis C Virus Infection (2025-521096-31-00) – Frontlight Research