deltatrials
Completed OBSERVATIONAL NCT04269122

A Study to Assess Plasma Ammonia Time-Normalized Area Under the Curve and Rate of Ureagenesis in Healthy Adult Subjects

A Single-Center Study to Assess Plasma Ammonia Time-Normalized Area Under the Curve From Time Zero to 24 Hours and Rate of Ureagenesis in Healthy Adult Subjects

Sponsor: Ultragenyx Pharmaceutical Inc

Interventions No Intervention
Updated 7 times since 2020 Last updated: Mar 27, 2020 Started: Aug 2, 2019 Primary completion: Feb 20, 2020 Completion: Feb 20, 2020
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04269122, this observational or N/A phase trial focuses on Ornithine Transcarbamylase Deficiency and remains completed. Sponsored by Ultragenyx Pharmaceutical Inc, it has been updated 7 times since 2019, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Mar 2020 – ~Apr 2020 · 31 days · monthly snapshotRecruiting~Apr 2020 – ~Nov 2020 · 7 months · monthly snapshotCompleted~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshotCompleted~Jan 2021 – ~Dec 2021 · 11 months · monthly snapshotCompleted~Dec 2021 – ~Jul 2024 · 31 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – present · 24 months · monthly snapshotCompleted

Change History

7 versions recorded
  1. Sep 2024 — Present [monthly]

    Completed

  2. Jul 2024 — Sep 2024 [monthly]

    Completed

  3. Dec 2021 — Jul 2024 [monthly]

    Completed

  4. Jan 2021 — Dec 2021 [monthly]

    Completed

  5. Nov 2020 — Jan 2021 [monthly]

    Completed

Show 2 earlier versions
  1. Apr 2020 — Nov 2020 [monthly]

    Completed

    Status: RecruitingCompleted

  2. Mar 2020 — Apr 2020 [monthly]

    Recruiting

    First recorded

Aug 2019

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Ultragenyx Pharmaceutical Inc
Data source: Ultragenyx Pharmaceutical Inc

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations