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New hope for hepatitis c relapsers: triple therapy shows promise

NCT ID NCT00780910

Disease control Sponsor: Tanabe Pharma Corporation Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a triple-drug combination—telaprevir, peginterferon, and ribavirin—in 109 adults with genotype 1 hepatitis C whose infection returned after previous treatment. The goal was to see if the new regimen could clear the virus from the blood 24 weeks after treatment ended. Participants took telaprevir for 12 weeks plus the other two drugs for 24 weeks.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Telaprevir (MP-424) combined with peginterferon alfa-2b and ribavirin
What this could lead to
If successful, this combination could offer a more effective retreatment option for people with hepatitis C who relapsed after standard therapy, potentially clearing the virus.
What could go wrong
This is a small Phase 3 study (109 participants) and results may not apply to all patients. Side effects from the drugs can be significant, including anemia and depression.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 3

Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.

Participants

109 people

The number who actually took part.

Start date

Nov 2008

Finished

Oct 2010

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

20 to 65 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Genotype 1, chronic hepatitis C * 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 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

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Conditions

The condition(s) this trial relates to.

chronic hepatitis C virus infection hepatitis C virus infection

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Chronic hepatitis C

Contacts and locations

Locations

  • Toranomon Hospital

    Kawasaki, Takatsu-ku, Japan

More trials for these conditions

Other studies related to the condition(s) this trial covers.