deltatrials
Active Not Recruiting OBSERVATIONAL NCT03329365

Paroxysmal Nocturnal Hemoglobinuria in ESUS & ETUS

Paroxysmal Nocturnal Hemoglobinuria and Embolic Strokes of Undetermined Source (ESUS) and Transient Ischemic Attacks of Undetermined Source (ETUS)

Sponsor: Alexion Pharmaceuticals, Inc.

Conditions Cerebral Vein Thrombosis Embolic Stroke of Undetermined Source Paroxysmal Nocturnal Hemoglobinuria Transient Ischemic Attack
Updated 19 times since 2017 Last updated: Oct 4, 2024 Started: Nov 1, 2018 Primary completion: Mar 29, 2023 Completion: Mar 29, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Cerebral Vein Thrombosis and Embolic Stroke of Undetermined Source, this trial is ongoing. The trial is conducted by Alexion Pharmaceuticals, Inc. and has accumulated 19 data snapshots since 2018. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Dec 2017 – ~Apr 2018 · 4 months · monthly snapshot~Apr 2018 – ~May 2018 · 30 days · monthly snapshot~May 2018 – ~Jun 2018 · 31 days · monthly snapshot~Jun 2018 – ~Mar 2019 · 9 months · monthly snapshot~Mar 2019 – ~Apr 2020 · 13 months · monthly snapshot~Apr 2020 – ~Nov 2020 · 7 months · monthly snapshot~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshot~Jan 2021 – ~Oct 2021 · 9 months · monthly snapshot~Oct 2021 – ~Dec 2021 · 2 months · monthly snapshot~Dec 2021 – ~Jun 2022 · 6 months · monthly snapshot~Jun 2022 – ~Apr 2023 · 10 months · monthly snapshot~Apr 2023 – ~Dec 2023 · 8 months · monthly snapshot~Dec 2023 – ~Apr 2024 · 4 months · monthly snapshot~Apr 2024 – ~Jul 2024 · 3 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Nov 2024 · 2 months · monthly snapshot~Nov 2024 – ~Jan 2025 · 2 months · monthly snapshot~Jan 2025 – ~Apr 2025 · 3 months · monthly snapshot~Apr 2025 – present · 15 months · monthly snapshot

Change History

19 versions recorded

  1. Apr 2025 — Present [monthly]

    Active Not Recruiting

  2. Jan 2025 — Apr 2025 [monthly]

    Active Not Recruiting

  3. Nov 2024 — Jan 2025 [monthly]

    Active Not Recruiting

  4. Sep 2024 — Nov 2024 [monthly]

    Active Not Recruiting

  5. Jul 2024 — Sep 2024 [monthly]

    Active Not Recruiting

▶ Show 14 earlier versions

  1. Apr 2024 — Jul 2024 [monthly]

    Active Not Recruiting

    Status: Recruiting → Active Not Recruiting

  2. Dec 2023 — Apr 2024 [monthly]

    Recruiting

  3. Apr 2023 — Dec 2023 [monthly]

    Recruiting

  4. Jun 2022 — Apr 2023 [monthly]

    Recruiting

    Status: Unknown Status → Recruiting

  5. Dec 2021 — Jun 2022 [monthly]

    Unknown Status

  6. Oct 2021 — Dec 2021 [monthly]

    Unknown Status

    Status: Recruiting → Unknown Status

  7. Jan 2021 — Oct 2021 [monthly]

    Recruiting

  8. Nov 2020 — Jan 2021 [monthly]

    Recruiting

  9. Apr 2020 — Nov 2020 [monthly]

    Recruiting

  10. Mar 2019 — Apr 2020 [monthly]

    Recruiting

    Status: Not Yet Recruiting → Recruiting

  11. Jun 2018 — Mar 2019 [monthly]

    Not Yet Recruiting

  12. May 2018 — Jun 2018 [monthly]

    Not Yet Recruiting

  13. Apr 2018 — May 2018 [monthly]

    Not Yet Recruiting

    Phase: NA → None

  14. Dec 2017 — Apr 2018 [monthly]

    Not Yet Recruiting NA

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Alexion Pharmaceuticals, Inc.
  • London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Data source: London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's

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

Study Locations