# An Observational Study in Participants With Chronic Hepatitis B (CHB) Receiving Therapy With Peginterferon Alfa-2a 40 Kilodaltons (kD) (PEGASYS) - The PRO B Study

> **NCT02201407** · — · COMPLETED · sponsor: **Hoffmann-La Roche** · enrollment: 50 (actual)

## Conditions studied

- Hepatitis B, Chronic

## Interventions

- **DRUG:** Peginterferon alfa-2a

## Key facts

- **NCT ID:** NCT02201407
- **Lead sponsor:** Hoffmann-La Roche
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2014-12-18
- **Primary completion:** 2017-04-10
- **Final completion:** 2017-04-10
- **Target enrollment:** 50 (ACTUAL)
- **Last updated:** 2017-08-31


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02201407

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02201407, "An Observational Study in Participants With Chronic Hepatitis B (CHB) Receiving Therapy With Peginterferon Alfa-2a 40 Kilodaltons (kD) (PEGASYS) - The PRO B Study". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT02201407. Licensed CC0.

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