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NCT02220725 · ClinicalTrials.gov registry record · Phase 3

A Study in Older Subject to Evaluate the Safety and Ability of Andexanet Alfa to Reverse the Anticoagulation Effect of Rivaroxaban

A Phase 3 study of Bleeding, sponsored by Portola Pharmaceuticals.

Completed
Registry status
Phase 3
Development phase
80
Enrollment target
1
Study location

NCT02220725: Completed Phase 3 study of Bleeding, sponsored by Portola Pharmaceuticals.

NCT02220725 is a Phase 3 study of Bleeding that has completed, run by Portola Pharmaceuticals. The registered enrollment target is 80 participants, below the 1,481-participant average among 23 other Bleeding trials with a reported enrollment target (95% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT02220725, a Phase 3 study of Bleeding, has completed, sponsored by Portola Pharmaceuticals.

COMPLETED
Registry status
Phase 3
Development phase
80 participants
Enrollment target
1
Study location

Study Summary

The purpose of this study is to evaluate the ability of Andexanet Alfa to reverse the anticoagulation effect of Rivaroxaban.

Primary Outcome

In Part 1, the primary endpoint was percent change from baseline in anti-fXa activity at the nadir, when nadir was defined as the smaller value for anti-fXa activity at the +2 minutes or +5 minutes time point following the end of the bolus. In Part 2, the primary endpoint was the percent change from baseline in anti-fXa activity from its baseline to nadir, when nadir was defined as the smaller value for anti-fXa activity between the 110-minute time point (10 minutes prior to the end of the conti

Conditions Studied

Interventions

  • OTHER Placebo
  • BIOLOGICAL Andexanet

Study Locations (1)

California

  • West Coast Clinical Trials - Cypress

Trial Details

FieldValue
Enrollment Target 80 participants
Start Date 2014-05
Est. Completion 2015-08
Phase Phase 3
Portola Pharmaceuticals

13 total trials

What the finished NCT02220725 record still lists

NCT02220725 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 80 participants, a relatively small participant target, below the 1,481-participant average among 23 other Bleeding trials with a reported enrollment target (95% lower).

The record links to 1 condition, with Bleeding appearing as the primary indexed condition, and to 2 interventions - of which Placebo is the first listed.

NCT02220725 reports a single indexed study location in California.

Frequently Asked Questions

What is clinical trial NCT02220725 about?

NCT02220725 is a clinical study titled "A Study in Older Subject to Evaluate the Safety and Ability of Andexanet Alfa to Reverse the Anticoagulation Effect of Rivaroxaban". The purpose of this study is to evaluate the ability of Andexanet Alfa to reverse the anticoagulation effect of Rivaroxaban.

What is the current status of trial NCT02220725?

This trial is currently completed. It is a Phase 3 study. The enrollment target is 80 participants. The study started on 2014-05. Estimated completion is 2015-08.

What conditions does trial NCT02220725 study?

This clinical trial studies the following conditions: Bleeding.

What interventions are being tested in trial NCT02220725?

The interventions under investigation include: Placebo (OTHER), Andexanet (BIOLOGICAL).

Who is sponsoring clinical trial NCT02220725?

This trial is sponsored by Portola Pharmaceuticals, which has 13 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT02220725 being conducted?

This trial has 1 study location across California. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Bleeding

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT02220725's enrollment target sits among peer trials

80 21st of 23 higher than 3 of 23 other Bleeding trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Bleeding trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT02220725, the US trial registry maintained by the National Library of Medicine. NCT02220725 (small enrollment · single site footprint · completed) retrieved and formatted by PlainTrial, see methodology.