# An Observational Study of Pegasys (Peginterferon Alfa-2a) in Patients With HbeAg-negative Chronic Hepatitis B (Perseas)

> **NCT01283074** · — · COMPLETED · sponsor: **Hoffmann-La Roche** · enrollment: 107 (actual)

## Conditions studied

- Hepatitis B, Chronic

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01283074
- **Lead sponsor:** Hoffmann-La Roche
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2009-05
- **Primary completion:** 2012-11
- **Final completion:** 2012-11
- **Target enrollment:** 107 (ACTUAL)
- **Last updated:** 2016-11-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01283074

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01283074, "An Observational Study of Pegasys (Peginterferon Alfa-2a) in Patients With HbeAg-negative Chronic Hepatitis B (Perseas)". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT01283074. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*