deltatrials
Completed OBSERVATIONAL NCT04072705

Clopidogrel Preventive Effect Based on CYP2C19 Genotype in Ischemic Stroke

A Multicenter Prospective observationaL Study to evAluate the effecT of Clopidogrel on the prEvention of Major vascuLar Events According to the gEnotype of Cytochrome P450 2C19 in Ischemic Stroke paTients; PLATELET Study

Sponsor: Gangnam Severance Hospital

Updated 13 times since 2019 Last updated: Sep 22, 2023 Started: Sep 20, 2019 Primary completion: Jan 11, 2023 Completion: Jul 7, 2023
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 Acute Ischemic Stroke, this trial is completed. The trial is conducted by Gangnam Severance Hospital and has accumulated 13 data snapshots since 2019. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Sep 2019 – ~Dec 2019 · 3 months · monthly snapshot~Dec 2019 – ~Aug 2020 · 8 months · monthly snapshot~Aug 2020 – ~Nov 2020 · 3 months · monthly snapshot~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshot~Jan 2021 – ~Sep 2021 · 8 months · monthly snapshot~Sep 2021 – ~Dec 2021 · 3 months · monthly snapshot~Dec 2021 – ~Sep 2022 · 9 months · monthly snapshot~Sep 2022 – ~Nov 2022 · 2 months · monthly snapshot~Nov 2022 – ~Oct 2023 · 11 months · monthly snapshot~Oct 2023 – ~Jul 2024 · 9 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshot~Sep 2025 – present · 10 months · monthly snapshot

Change History

13 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed

  2. Sep 2024 — Sep 2025 [monthly]

    Completed

  3. Jul 2024 — Sep 2024 [monthly]

    Completed

  4. Oct 2023 — Jul 2024 [monthly]

    Completed

    Status: Active Not RecruitingCompleted

  5. Nov 2022 — Oct 2023 [monthly]

    Active Not Recruiting

    Status: RecruitingActive Not Recruiting

Show 8 earlier versions
  1. Sep 2022 — Nov 2022 [monthly]

    Recruiting

  2. Dec 2021 — Sep 2022 [monthly]

    Recruiting

  3. Sep 2021 — Dec 2021 [monthly]

    Recruiting

  4. Jan 2021 — Sep 2021 [monthly]

    Recruiting

  5. Nov 2020 — Jan 2021 [monthly]

    Recruiting

  6. Aug 2020 — Nov 2020 [monthly]

    Recruiting

  7. Dec 2019 — Aug 2020 [monthly]

    Recruiting

    Status: Not Yet RecruitingRecruiting

  8. Sep 2019 — Dec 2019 [monthly]

    Not Yet Recruiting

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Gangnam Severance Hospital
  • SAMJIN PHARM
Data source: Gangnam Severance Hospital

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