deltatrials
Completed PHASE4 NCT01378104

100% VS 80% Of Pegasys In Koreans With Chronic Hepatitis C (CHC)

The Response of Reducing Dose of Peginterferon Alfa-2a in Koreans With Chronic Hepatitis C Genotype 1; Randomized Controlled Multicenter Study 100% Versus 80%

Sponsor: Chungnam National University

Updated 8 times since 2017 Last updated: Feb 3, 2013 Started: Oct 31, 2008 Primary completion: Sep 30, 2011 Completion: Sep 30, 2012

This PHASE4 trial investigates IL28B Polymorphism and Sustained Virologic Response and is currently completed. Chungnam National University leads this study, which shows 8 recorded versions since 2008 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Change History

8 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed PHASE4

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE4

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE4

  4. Jan 2021 — Jul 2024 [monthly]

    Completed PHASE4

  5. Feb 2020 — Jan 2021 [monthly]

    Completed PHASE4

Show 3 earlier versions
  1. Apr 2019 — Feb 2020 [monthly]

    Completed PHASE4

  2. Jun 2018 — Apr 2019 [monthly]

    Completed PHASE4

  3. Jan 2017 — Jun 2018 [monthly]

    Completed PHASE4

    First recorded

Oct 2008

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Chungnam National University
  • Hallym University Medical Center
  • Inha University Hospital
  • Inje University
  • Keimyung University
  • Konyang University Hospital
  • Kyungpook National University Hospital
  • National Health Insurance Service Ilsan Hospital
  • Soonchunhyang University Hospital
  • The Catholic University of Korea
  • Ulsan University Hospital
  • Yonsei University
Data source: The Catholic University of Korea

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

  • Bucheon-si, South Korea
  • Chunchun, South Korea
  • Daegu, South Korea
  • Daejun, South Korea
  • Incheon, South Korea
  • Koyang-si, South Korea
  • Pusan, South Korea
  • Seoul, South Korea
  • Ulsan, South Korea
  • Wŏnju, South Korea