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ClinicalTrials.gov public records Last synced Sep 25, 2026, 12:32 PM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: PRT064445/Apixaban Clear all
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Phase 2 Healthy Volunteer Study to Evaluate the Ability of PRT064445 to Reverse the Effects of Several Blood Thinner Drugs on Laboratory Tests (Module 1 of 4)

NCT01758432
View directory record Official record
Conditions
Healthy Volunteers
Interventions
PRT064445/Apixaban, Placebo/Apixaban, Placebo
Combination Product · Drug
Lead sponsor
Portola Pharmaceuticals
Industry
Eligibility
18 Years to 45 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 6, 2023 · Synced Sep 25, 2026, 12:32 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

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

NCT02207725
View directory record Official record
Conditions
Bleeding
Interventions
Andexanet, Placebo
Biological · Other
Lead sponsor
Portola Pharmaceuticals
Industry
Eligibility
50 Years to 75 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 7, 2023 · Synced Sep 25, 2026, 12:32 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Healthy Volunteer Pharmacokinetics (PK)/Pharmacodynamics (PD), Safety and Tolerability Study of Andexanet in Healthy Japanese and Caucasian Subjects

NCT03310021
View directory record Official record
Conditions
Bleeding
Interventions
Andexanet alfa, Apixaban, Rivaroxaban, Edoxaban, Placebo
Biological · Drug
Lead sponsor
Portola Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Feb 23, 2023 · Synced Sep 25, 2026, 12:32 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Healthy Volunteer PK/PD, Safety and Tolerability Study of Second Generation Andexanet Alfa

NCT03083704
View directory record Official record
Conditions
Bleeding
Interventions
Andexanet alfa (Gen 1 Process 2), Apixaban 5 MG, Rivaroxaban 20 MG, Enoxaparin sodium, Edoxaban 60 MG, Andexanet alfa (Gen 2), Andexanet alfa (Gen 1 Process 3), Apixaban 10 MG, Rivaroxaban 10 MG
Biological · Drug
Lead sponsor
Portola Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
153 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Aug 7, 2023 · Synced Sep 25, 2026, 12:32 PM EDT