# Long-Term Safety and Efficacy Study of Peginterferon Beta-1a

> **NCT01332019** · PHASE3 · COMPLETED · sponsor: **Biogen** · enrollment: 1077 (actual)

## Conditions studied

- Relapsing Multiple Sclerosis

## Interventions

- **DRUG:** peginterferon beta-1a

## Key facts

- **NCT ID:** NCT01332019
- **Lead sponsor:** Biogen
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2011-04
- **Primary completion:** 2015-10
- **Final completion:** 2015-10
- **Target enrollment:** 1077 (ACTUAL)
- **Last updated:** 2017-01-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01332019

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01332019, "Long-Term Safety and Efficacy Study of Peginterferon Beta-1a". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT01332019. Licensed CC0.

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