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Non-inferiority study of telaprevir dose reduction regimen on telaprevir with pegylated interferon and ribavirin therapy for treatment-experienced patients with chronic hepatitis C genotype 1; prospective randomized controlled, multicenter trial

Non-inferiority study of telaprevir dose reduction regimen on telaprevir with pegylated interferon and ribavirin therapy for treatment-experienced patients with chronic hepatitis C genotype 1; prospective randomized controlled, multicenter trial - Trial comparing treatment efficacy of telaprevir dose reduction regimen with that of telaprevir standard dose regimen on telaprevir with pegylated interferon and ribavirin therapy for treatment-experienced patients with chronic hepatitis C genotype 1

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000007330
Enrollment
280
Registered
2012-02-20
Start date
2012-03-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic hepatitis C

Interventions

Sponsors

Department of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Patients over 20 years old 2) Patients with chronic infection with hepatitis C virus genotype 1 and more than 5 log IU/ml 3) Patients with previous history of pegylated interferon plus ribavirin therapy

Exclusion criteria

Exclusion criteria: 1) Patients with co-infection with hepatitis B virus 2) Patients with co-infection with human immunodeficiency virus 3) Patients with alcoholic liver disorder or autoimmune hepatitis 4) Patients with uncompensated cirrhosis or hepatic failure 5) Patients with multiple organ failure or immunological deficiency 6) Patients with severe depression or past history of psychiatric disorder 7) Patients with chronic renal failure 8) Patients in pregnancy or lactating or patients who expect to become pregnant 9) Patients whose hemoglobin levels are less than 12 g/dL 10) Patients whose platelet counts are less than 15,000 /microL 11) Patients whose neutrophil counts are less than 1,500 /microL 12) Patients whom investigator disqualified

Design outcomes

Primary

MeasureTime frame
-Sustained virological response rate; the rate of undetectable HCV RNA at end of treatment and at 24 weeks after completion of treatment

Secondary

MeasureTime frame
-Early virologic response; the rate of undetectable HCV RNA at 12 weeks of treatment -End of treatment virologic response rate; the rate of undetectable HCV RNA at end of treatment -The rate of patients without treatment discontinuation due to adverse event -The rate of adverse events -Drug adherence -Transition of quality of life

Countries

Japan

Contacts

Public ContactNaoki Hiramatsu

Osaka University Graduate School of Medicine Department of Gastroenterology and Hepatology

hiramatsu@gh.med.osaka-u.ac.jp06-6879-3621

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026