Status:

RECRUITING

Anticoagulation After GI Bleeding Pilot Study and Registry

Lead Sponsor:

Ottawa Hospital Research Institute

Conditions:

GastroIntestinal Bleeding

Anticoagulant-induced Bleeding

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

PANTHER-GI Pilot Study will assess the feasibility of a full-scale multicentre cohort management study evaluating the safety of a standardized strategy for resuming direct oral anticoagulants (DOACs) ...

Detailed Description

This pilot cohort management study will evaluate a protocolized strategy for resuming DOACs after major GI bleeding based on thrombotic risk among patients at moderate to high risk of rebleeding. The ...

Eligibility Criteria

Inclusion

  • Male or female subjects aged 18 years or older
  • Hospitalized with acute major non-variceal GI bleeding (defined as per ISTH criteria) while receiving OAC therapy (warfarin or DOAC).
  • OAC therapy discontinued for current acute GI bleed and not yet resumed
  • Ongoing indication for long-term anticoagulation of atrial fibrillation (moderate to high risk of stroke/systemic embolism with CHA2DS2VASc score of 3 or higher) or VTE (as per clinical care team)
  • Planned to resume DOAC post-bleed
  • At moderate to high risk of re-bleeding as per clinical care team
  • Clinical hemostasis achieved as per clinical care team
  • Able and willing to comply with follow-up examinations contained within the consent form

Exclusion

  • Mechanical heart valve
  • VTE in the context of major transient risk factor and completed 3 months of treatment
  • GI bleeding managed surgically (e.g. gastrectomy, colectomy)
  • Active or previously treated gastrointestinal cancer
  • Life expectancy from other causes of less than 3 months
  • Platelet count \< 50,000/µL (or \< 50x109/L)
  • Renal dysfunction (Creatine Clearance \<30 mL/min as calculated by the Cockcroft-Gault formula)

Key Trial Info

Start Date :

March 31 2022

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2025

Estimated Enrollment :

100 Patients enrolled

Trial Details

Trial ID

NCT05290857

Start Date

March 31 2022

End Date

December 1 2025

Last Update

July 30 2025

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Alberta Health Services - Peter Lougheed Center Endoscopy Unit

Calgary, Alberta, Canada, T1Y 6J4

2

Ottawa Hospital Research Institute

Ottawa, Ontario, Canada, K1H8L6