# A Study to Collect Blood Biomarker Samples From Participants With Chronic Hepatitis B (CHB) Who Received Treatment With Pegasys (Peginterferon Alfa-2a) ± Nucleoside/Nucleotide Analogue

> **NCT01855997** · — · COMPLETED · sponsor: **Hoffmann-La Roche** · enrollment: 1669 (actual)

## Conditions studied

- Hepatitis B, Chronic

## Interventions

- **DRUG:** Peg-IFN alfa-2a

## Key facts

- **NCT ID:** NCT01855997
- **Lead sponsor:** Hoffmann-La Roche
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2013-08-20
- **Primary completion:** 2014-11-28
- **Final completion:** 2014-11-28
- **Target enrollment:** 1669 (ACTUAL)
- **Last updated:** 2017-04-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01855997

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01855997, "A Study to Collect Blood Biomarker Samples From Participants With Chronic Hepatitis B (CHB) Who Received Treatment With Pegasys (Peginterferon Alfa-2a) ± Nucleoside/Nucleotide Analogue". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT01855997. Licensed CC0.

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