deltatrials
Completed PHASE2 INTERVENTIONAL 4-arm NCT03288454

Phase 2 Study of Apixaban Reversal by Ciraparantag as Measured by WBCT

Phase 2 Placebo-Controlled, Single-Site, Single-Blind Study of Apixaban Reversal by Ciraparantag as Measured by WBCT

Sponsor: Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals, Inc.

Conditions Healthy
Updated 11 times since 2017 Last updated: Aug 13, 2025 Started: Aug 30, 2017 Primary completion: Aug 5, 2019 Completion: Aug 5, 2019
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE2 clinical study on Healthy, this trial is completed. The trial is conducted by Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals, Inc. and has accumulated 11 data snapshots since 2017. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Oct 2017 – ~Jun 2018 · 8 months · monthly snapshotRecruiting~Jun 2018 – ~Sep 2018 · 3 months · monthly snapshotRecruiting~Sep 2018 – ~Dec 2018 · 3 months · monthly snapshotRecruiting~Dec 2018 – ~Jun 2020 · 18 months · monthly snapshotRecruiting~Jun 2020 – ~Oct 2020 · 4 months · monthly snapshotRecruiting~Oct 2020 – ~Jan 2021 · 3 months · monthly snapshotCompleted~Jan 2021 – ~Apr 2022 · 15 months · monthly snapshotCompleted~Apr 2022 – ~Jul 2024 · 27 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Oct 2025 · 13 months · monthly snapshotCompleted~Oct 2025 – present · 9 months · monthly snapshotCompleted

Change History

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

    Completed PHASE2

  2. Sep 2024 — Oct 2025 [monthly]

    Completed PHASE2

  3. Jul 2024 — Sep 2024 [monthly]

    Completed PHASE2

  4. Apr 2022 — Jul 2024 [monthly]

    Completed PHASE2

  5. Jan 2021 — Apr 2022 [monthly]

    Completed PHASE2

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

    Completed PHASE2

    Status: RecruitingCompleted

  2. Jun 2020 — Oct 2020 [monthly]

    Recruiting PHASE2

  3. Dec 2018 — Jun 2020 [monthly]

    Recruiting PHASE2

  4. Sep 2018 — Dec 2018 [monthly]

    Recruiting PHASE2

  5. Jun 2018 — Sep 2018 [monthly]

    Recruiting PHASE2

  6. Oct 2017 — Jun 2018 [monthly]

    Recruiting PHASE2

    First recorded

Aug 2017

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals, Inc.
Data source: AMAG Pharmaceuticals, Inc.

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

Study Locations