# Observational Study That Will Collect Information on Patients With Urea Cycle Disorders (UCDs)

> **NCT01948427** · — · TERMINATED · sponsor: **Amgen** · enrollment: 203 (actual)

## Conditions studied

- Urea Cycle Disorder

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01948427
- **Lead sponsor:** Amgen
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2013-09-25
- **Primary completion:** 2020-02-24
- **Final completion:** 2020-02-24
- **Target enrollment:** 203 (ACTUAL)
- **Why stopped:** the study was terminated due to the primary end point being met.
- **Last updated:** 2024-07-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01948427

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01948427, "Observational Study That Will Collect Information on Patients With Urea Cycle Disorders (UCDs)". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT01948427. Licensed CC0.

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