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Prospective observational study on efficacy and safety of PEGASYS/COPEGUS for non-responder/relapser to pegylated interferon or non pegylated interferon plus ribavirin

Prospective observational study on efficacy and safety of PEGASYS/COPEGUS for non-responder/relapser to pegylated interferon or non pegylated interferon plus ribavirin - PEGASYS/COPEGUS Re-treatment

Status
Active, not recruiting
Phases
Phase 4
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000003709
Enrollment
1000
Registered
2010-06-05
Start date
2010-06-01
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

None listed

Sponsors

Chugai pharmaceutical CO., LTD.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients who received treatment with IFN (including PEG IFN) plus RBV and did not reach sustained virological response (SVR).

Exclusion criteria

Exclusion criteria: 1. Despite of administering adequate doses of PEG IFN plus RBV for 48weeks, HCV RNA did not become negative by 36weeks 2. Patients who have had treatment of PEG IFN plus RBV for 72weeks 3. Coadministration of Shosaikoto 4. History of interstitial pneumonia 5. Autoimmune hepatitis 6. Hypersensitivity to PEG IFN or RBV or to any of the excipients or biological products or nucleotide analogs 7. Low birth weight baby, neonate, infant or children under age 3 8. Pregnancy, uncertainty pregnancy or brest feeding women 9. Uncontrolled cardiac disease 10. Hemoblobinopathies (e.g. thalassemia, sickle cell anemia) 11. Chronic renal failure or CCl<50mL/min of renal dysfunction 12. Histry or presence of severe depression, severe neuropsychiatric disorder with suicidal ideation or suicide attempt 13.Severe hepatic dysfunction

Design outcomes

Primary

MeasureTime frame
Sustained virological response (SVR) rate and confirmation of the safety profile including greater than 48wks treatment period

Countries

Japan

Contacts

Public ContactAyaka Shimizu

Chugai pharmaceutical CO. LTD Real World Data Science Dept.

shimizuayk@chugai-pharm.co.jp03-3273-0905

Outcome results

None listed

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