Switching Regimen in Treating Cirrhotic HCV GT1b Subjects

NCT ID: NCT02583685

Last Updated: 2025-03-26

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

138 participants

Study Classification

INTERVENTIONAL

Study Start Date

2015-05-15

Study Completion Date

2024-10-31

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

This is a prospective, randomized study to evaluate the efficacy and safety of switching treatment from Peg-interferon and Ribavirin to direct-acting antiviral agents in Chinese with CHC genotype 1b infection, who are interferon/ribavirin-intolerant.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Chronic Hepatitis C Infection

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

PR4 + LDV/SOF + ASV 4 wk

Participants treated with 4 weeks pegylated interferon and ribavirin and plasma HCV RNA \<25 IU/ml by week 2 will receive LDV/SOF + ASV for 4 weeks.

Group Type EXPERIMENTAL

PR4 + LDV/SOF + ASV 4 wk

Intervention Type DRUG

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Asunaprevir (ASV) 200mg administered orally twice daily.

PR4 + LDV/SOF + SMV 4 wk

Participants treated with 4 weeks pegylated interferon and ribavirin and plasma HCV RNA \<25 IU/ml by week 2 will receive LDV/SOF + SMV for 4 weeks.

Group Type EXPERIMENTAL

PR4 + LDV/SOF + SMV 4 wk

Intervention Type DRUG

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Simeprevir (SMV) 150 mg tablet orally once daily.

PR4 + LDV/SOF + ASV 6 wk

Participants treated with 4 weeks pegylated interferon and ribavirin and plasma HCV RNA \<25 IU/ml by week 4 will receive LDV/SOF + ASV for 6 weeks.

Group Type EXPERIMENTAL

PR4 + LDV/SOF + ASV 6 wk

Intervention Type DRUG

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Asunaprevir (ASV) 200mg administered orally twice daily.

PR4 + LDV/SOF + SMV 6 wk

Participants treated with 4 weeks pegylated interferon and ribavirin and plasma HCV RNA \<25 IU/ml by week 4 will receive LDV/SOF + SMV for 6 weeks.

Group Type EXPERIMENTAL

PR4 + LDV/SOF + SMV 6 wk

Intervention Type DRUG

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Simeprevir (SMV) 150 mg tablet orally once daily.

PR4 + LDV/SOF + ASV 8 wk

Participants treated with 4 weeks pegylated interferon and ribavirin and plasma HCV RNA \> 2 log drop but ≥25 IU/ml by week 4 will receive LDV/SOF + ASV for 8 weeks.

Group Type EXPERIMENTAL

PR4 + LDV/SOF + ASV 8 wk

Intervention Type DRUG

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Asunaprevir (ASV) 200mg administered orally twice daily.

PR4 + LDV/SOF + SMV 8 wk

Participants treated with 4 weeks pegylated interferon and ribavirin and plasma HCV RNA \> 2 log drop but ≥25 IU/ml by week 4 will receive LDV/SOF + SMV for 8 weeks.

Group Type EXPERIMENTAL

PR4 + LDV/SOF + SMV 8 wk

Intervention Type DRUG

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Simeprevir (SMV) 150 mg tablet orally once daily.

PR4 + LDV/SOF + ASV 12 wk

Participants treated with 4 weeks pegylated interferon and ribavirin and plasma HCV RNA \<2 log drop by week 4 will receive LDV/SOF + ASV for 12 weeks.

Group Type EXPERIMENTAL

PR4 + LDV/SOF + ASV 12 wk

Intervention Type DRUG

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Asunaprevir (ASV) 200mg administered orally twice daily.

PR4 + LDV/SOF + SMV 12 wk

Participants treated with 4 weeks pegylated interferon and ribavirin and plasma HCV RNA \<2 log drop by week 4 will receive LDV/SOF + SMV for 12 weeks.

Group Type EXPERIMENTAL

PR4 + LDV/SOF + SMV 12 wk

Intervention Type DRUG

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Simeprevir (SMV) 150 mg tablet orally once daily.

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

PR4 + LDV/SOF + ASV 4 wk

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Asunaprevir (ASV) 200mg administered orally twice daily.

Intervention Type DRUG

PR4 + LDV/SOF + SMV 4 wk

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Simeprevir (SMV) 150 mg tablet orally once daily.

Intervention Type DRUG

PR4 + LDV/SOF + ASV 6 wk

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Asunaprevir (ASV) 200mg administered orally twice daily.

Intervention Type DRUG

PR4 + LDV/SOF + SMV 6 wk

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Simeprevir (SMV) 150 mg tablet orally once daily.

Intervention Type DRUG

PR4 + LDV/SOF + ASV 8 wk

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Asunaprevir (ASV) 200mg administered orally twice daily.

Intervention Type DRUG

PR4 + LDV/SOF + SMV 8 wk

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Simeprevir (SMV) 150 mg tablet orally once daily.

Intervention Type DRUG

PR4 + LDV/SOF + ASV 12 wk

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Asunaprevir (ASV) 200mg administered orally twice daily.

Intervention Type DRUG

PR4 + LDV/SOF + SMV 12 wk

Pegylated interferon alfa-2a (PEG) 180 μg administered once weekly by subcutaneous injection; Ribavirin (RBV) administered as a tablet orally according to body weight (\< 75kg = 1000 mg and ≥ 75 kg = 1200 mg); Ledipasvir/sofosbuvir (LDV/SOF) 90 mg/400 mg fixed dose combination (FDC) tablet administered orally once daily; Simeprevir (SMV) 150 mg tablet orally once daily.

Intervention Type DRUG

Other Intervention Names

Discover alternative or legacy names that may be used to describe the listed interventions across different sources.

Pegasys® Copegus® Harvoni® Sunvepra® Pegasys® Copegus® Harvoni® OLYSIO® Pegasys® Copegus® Harvoni® Sunvepra® Pegasys® Copegus® Harvoni® OLYSIO® Pegasys® Copegus® Harvoni® Sunvepra® Pegasys® Copegus® Harvoni® OLYSIO® Pegasys® Copegus® Harvoni® Sunvepra® Pegasys® Copegus® Harvoni® OLYSIO®

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Individuals with chronic HCV GT1b infection;
* HCV RNA ≥ 10000 IU/mL at screening;
* Received 4 weeks pegylated interferon plus ribavirin (PR4) therapy and are intolerant to PR4;
* Cirrhosis determination; a liver biopsy may be required;
* Use of highly effective contraception methods if female of childbearing potential or sexually active male;

Exclusion Criteria

* Pregnant or nursing female or male with pregnant female partner;
* HIV or HBV co-infection;
* Hematologic or biochemical parameters at Screening outside the protocol- specified requirements;
* Active or recent history (≤ 1 year) of drug or alcohol abuse;
* History or current evidence of any condition, therapy, laboratory abnormality or other circumstance that might confound the results of the study, or interfere with the subject's participation for the full duration of the study, such that it is not in the best interest of the subject to participate.
Minimum Eligible Age

18 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Beijing 302 Hospital

OTHER

Sponsor Role collaborator

Nanfang Hospital, Southern Medical University

OTHER

Sponsor Role collaborator

Humanity and Health Research Centre

OTHER

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

George Lau

Role: PRINCIPAL_INVESTIGATOR

Humanity and Health GI and Liver Centre

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

Liver Fibrosis Diagnosis and Treatment Centre, 302 Hospital

Beijing, Beijing Municipality, China

Site Status

Humanity and Health GI and Liver Centre

Hong Kong, Hong Kong, China

Site Status

Countries

Review the countries where the study has at least one active or historical site.

China

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

H&H_SWITCH-1

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.