# A 48-Month Study to Evaluate Long-Term Effectiveness of Elocta on Joint Health

> **NCT04293523** · — · ACTIVE_NOT_RECRUITING · sponsor: **Swedish Orphan Biovitrum** · enrollment: 427 (actual)

## Conditions studied

- Hemophilia A

## Interventions

- **DRUG:** ELOCTA

## Key facts

- **NCT ID:** NCT04293523
- **Lead sponsor:** Swedish Orphan Biovitrum
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2020-03-30
- **Primary completion:** 2026-07
- **Final completion:** 2026-07
- **Target enrollment:** 427 (ACTUAL)
- **Last updated:** 2026-03-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04293523

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04293523, "A 48-Month Study to Evaluate Long-Term Effectiveness of Elocta on Joint Health". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04293523. Licensed CC0.

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