Efficacy and Safety of MP-424, Peginterferon Alfa-2a (PEG-IFN Alfa-2a), and Ribavirin(RBV) in Treatment-Naïve or Relapsed Hepatitis C

August 9, 2016 updated by: Mitsubishi Tanabe Pharma Corporation

A Phase 3 Study of MP-424 in Combination With PEG-IFN Alfa-2a and RBV, in Subjects With Genotype 1 Hepatitis C, Who Are Treatment-Naïve or Relapsed After Previous Treatment

This study will evaluate the efficacy and safety of MP-424 with PEG-IFN Alfa-2a and RBV in patients with genotype 1 hepatitis C, who are naïve to its treatment or relapsed after previous treatment.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

54

Phase

  • Phase 3

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Japan
    • Takatsu-ku
      • Kawasaki City, Takatsu-ku, Japan, 213-8587
        • Toranomon Hospital

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

20 years to 65 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Genotype 1 CHC
  • treatment-naïve or relapsers (patient who relapsed after previous treatment)
  • Able and willing to follow contraception requirements

Exclusion Criteria:

  • Cirrhosis of the liver or hepatic failure
  • Hepatitis B surface antigen-positive or HIV (Human Immunodeficiency Virus) antibodies-positive
  • History of, or concurrent hepatocellular carcinoma
  • History of, or concurrent depression, schizophrenia, or suicide attempt in the past
  • Pregnant, lactating, or suspected pregnant patients, or male patients whose female partner is pregnant

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Treatment-Naive
Drug: MP-424
MP-424: 750mg every 8 hours (q8h) for 12 weeks
Drug: RBV
RBV: 600 - 1000 mg/day based on body weight for 24 weeks
Drug: PEG-IFN alfa-2a
PEG-IFN alfa-2a: 180mcg/week for 24 weeks
Experimental: Treatment-Relapsed
Drug: MP-424
MP-424: 750mg every 8 hours (q8h) for 12 weeks
Drug: RBV
RBV: 600 - 1000 mg/day based on body weight for 24 weeks
Drug: PEG-IFN alfa-2a
PEG-IFN alfa-2a: 180mcg/week for 24 weeks

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Undetectable HCV (Hepatitis C Virus) RNA (Ribonucleic Acid) at 24 Weeks After Completion of Drug Administration (SVR, Sustained Viral Response)
Time Frame: 48 weeks
48 weeks

Secondary Outcome Measures

Outcome Measure
Time Frame
Undetectable HCV RNA at 4 Weeks After Beginning of Drug Administration (RVR, Rapid Viral Response)
Time Frame: 4 weeks
4 weeks
Undetectable HCV RNA at Completion of Drug Administration (ETR, End-of-treatment Response)
Time Frame: 24 weeks
24 weeks
Undetectable HCV RNA at 12 Weeks After Completion of Drug Administration
Time Frame: 36 weeks
36 weeks
Transition of Serum HCV RNA Levels
Time Frame: baseline，Day2，Day3，1Weeks，2Weeks，3Weeks，4Weeks，End of treatment，Follow-up 12weeks，Follow-up 24weeks
baseline，Day2，Day3，1Weeks，2Weeks，3Weeks，4Weeks，End of treatment，Follow-up 12weeks，Follow-up 24weeks
Viral Sequencing at the Non-structural 3 Protease Region of HCV Virus（Result of Resistance-associated Variants Analysis)
Time Frame: From baseline to 24 weeks after completion of drug administration
From baseline to 24 weeks after completion of drug administration

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Mitsubishi Tanabe Pharma Corporation

Investigators

  • Study Director: Kazuoki Kondo, M.D., Mitsubishi Tanabe Pharma Corporation

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

December 1, 2012

Primary Completion (Actual)

November 1, 2014

Study Completion (Actual)

November 1, 2014

Study Registration Dates

First Submitted

December 13, 2012

First Submitted That Met QC Criteria

December 17, 2012

First Posted (Estimate)

December 20, 2012

Study Record Updates

Last Update Posted (Estimate)

October 3, 2016

Last Update Submitted That Met QC Criteria

August 9, 2016

Last Verified

August 1, 2016

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • G060-A12

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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