deltatrials
Completed PHASE3 INTERVENTIONAL 2-arm NCT02427126

Apixaban for Treatment of Embolic Stroke of Undetermined Source (ATTICUS)

Apixaban for Treatment of Embolic Stroke of Undetermined Source (ATTICUS Randomized Trial)

Sponsor: Bristol-Myers Squibb

Interventions Apixaban Aspirin
Updated 11 times since 2017 Last updated: Oct 12, 2021 Started: Dec 31, 2015 Primary completion: Aug 31, 2020 Completion: Sep 30, 2021
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE3 trial investigates Embolic Stroke of Undetermined Source and is currently completed. Bristol-Myers Squibb leads this study, which shows 11 recorded versions since 2015 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2017 – ~Apr 2017 · 3 months · monthly snapshotRecruiting~Apr 2017 – ~Jun 2018 · 14 months · monthly snapshotRecruiting~Jun 2018 – ~Jan 2019 · 7 months · monthly snapshotRecruiting~Jan 2019 – ~Aug 2019 · 7 months · monthly snapshotRecruiting~Aug 2019 – ~Dec 2020 · 16 months · monthly snapshotRecruiting~Dec 2020 – ~Jan 2021 · 31 days · monthly snapshotActive Not Recruiting~Jan 2021 – ~Nov 2021 · 10 months · monthly snapshotActive Not Recruiting~Nov 2021 – ~Jul 2024 · 32 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

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

    Completed PHASE3

  2. Sep 2024 — Sep 2025 [monthly]

    Completed PHASE3

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE3

  4. Nov 2021 — Jul 2024 [monthly]

    Completed PHASE3

    Status: Active Not RecruitingCompleted

  5. Jan 2021 — Nov 2021 [monthly]

    Active Not Recruiting PHASE3

Show 6 earlier versions
  1. Dec 2020 — Jan 2021 [monthly]

    Active Not Recruiting PHASE3

    Status: RecruitingActive Not Recruiting

  2. Aug 2019 — Dec 2020 [monthly]

    Recruiting PHASE3

  3. Jan 2019 — Aug 2019 [monthly]

    Recruiting PHASE3

  4. Jun 2018 — Jan 2019 [monthly]

    Recruiting PHASE3

  5. Apr 2017 — Jun 2018 [monthly]

    Recruiting PHASE3

  6. Jan 2017 — Apr 2017 [monthly]

    Recruiting PHASE3

    First recorded

Dec 2015

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Bristol-Myers Squibb
  • Medtronic
  • University Hospital Tuebingen
  • ZKS and IKEaB Tübingen
Data source: University Hospital Tuebingen

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