# Registry of Patients With Hypophosphatasia

> **NCT02306720** · — · ENROLLING_BY_INVITATION · sponsor: **Alexion Pharmaceuticals, Inc.** · enrollment: 1571 (estimated)

## Conditions studied

- Hypophosphatasia (HPP)

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT02306720
- **Lead sponsor:** Alexion Pharmaceuticals, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ENROLLING_BY_INVITATION
- **Start date:** 2015-01-20
- **Primary completion:** 2031-12-31
- **Final completion:** 2031-12-31
- **Target enrollment:** 1571 (ESTIMATED)
- **Last updated:** 2026-02-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02306720

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02306720, "Registry of Patients With Hypophosphatasia". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT02306720. Licensed CC0.

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