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Completed

NCT Number: NCT05395416

Antaitavir Hasophate Capsules Combined With Yiqibuvir Tablets in Treatment Adult Patients With Chronic Hepatitis C

The safety, tolerability and antiviral activity of Antaitavir Hasophate in Combination With Yiqibuvir in treatment-naive and treatment-experienced patients with chronic hepatitis C virus (HCV) infection

Completed

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 2 / Phase 3

Primary location

The First Affiliated Hospital of Bengbu Medical College, Bengbu, Anhui, China

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About this study

Phase II: Exploring the efficacy and safety of different doses of Antaitavir Hasophate combined with fixed-dose Yiqibuvir in the treatment of adult patients with chronic hepatitis C for 12 weeks, providing a basis for the design and implementation of phase III clinical trials.

Phase III: Confirmation of the efficacy and safety of Antaitavir Hasophate combined with Yiqibuvir in the treatment of adult patients with chronic hepatitis C for 12 weeks, providing a sufficient basis for drug registration and clinical use.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Willing and able to provide written informed consent;
  • Male or female, age≥18 years;
  • Body mass index (BMI)≥18.0 and≤32.0 kg/m2, and Weight≥40 kg;
  • Serological detection of anti-HCV antibodies was positive at screening;
  • HCV RNA≥1×104 IU/mL at Screening;
  • HCV genotype 1~6, mixed genotype or indeterminate assessed at Screening by the Central Laboratory.

Exclusion criteria

  • Clinical hepatic decompensation (i.e., ascites, encephalopathy or variceal hemorrhage);
  • Chronic liver disease of a non-HCV etiology (Including but not limited to hemochromatosis, Wilson's disease,alfa-1 antitrypsin deficiency);
  • Significant cardiac disease(Including but not limited to myocardial infarction, bradycardia) ;
  • Psychiatric illness or psychological disease or relevant medical history;
  • Solid organ transplantation;
  • Subjects have any other medical disorder that may interfere with subjects treatment, assessment or compliance with the protocol.

Treatment and study plan

HEC74647PA+HEC110114

Drug

administered orally once daily for 12 weeks

Other names: Antaitavir Hasophate+Yiqibuvir

Placebo

Drug

administered orally once daily for 12 weeks

Primary outcomes

  1. Sustained virologic response at 12 weeks after end of treatment (SVR12)

    Time frame: Posttreatment Week 12

    Percentage of subjects with plasma HCV RNA not detected or below the lower limit of quantitation (15 IU/mL)

  2. Type and frequencies of Adverse events

    Time frame: Up to posttreatment week 24

    Number of participants with treatment-related adverse events as assessed by CTCAE v5.0

Secondary outcomes

  1. Percentage of subjects with sustained virologic response 4 and 24 weeks after discontinuation of therapy (SVR4 and SVR24)

    Time frame: Posttreatment Weeks 4 and 24

    SVR4 and SVR24 were defined as HCV RNA < the lower limit of quantitation (LLOQ) at 4 and 24 weeks after stopping study treatment, respectively

  2. Percentage of subjects with virologic failure

    Time frame: Up to posttreatment week 24

    • On-treatment virologic failure: Breakthrough (confirmed HCV RNA ≥the lower limit of quantitation (LLOQ) after having previously had HCV RNA <the lower limit of quantitation (LLOQ) while on treatment), or Rebound (confirmed > 1 log10 IU/mL increase in HCV RNA from nadir while on treatment);
    • Virologic relapse: Confirmed HCV RNA ≥the lower limit of quantitation (LLOQ) during the posttreatment period having achieved HCV RNA <the lower limit of quantitation (LLOQ) at last on-treatment visit.

Sponsors and collaborators

Lead sponsor

Sunshine Lake Pharma Co., Ltd.

Industry

Registry information

Official study title

A Phase Ⅱ/Ⅲ Study to Evaluate Efficacy and Safety of Antaitavir Hasophate Capsules in Combination With Yiqibuvir Tablets in Adult Subject With Chronic HCV Infection

Important dates

Study start
2021
Primary completion
2023
Study completion
2023
First posted
May 27, 2022
Registry last updated
May 14, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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