Challenges to Laboratory Monitoring of Direct Oral Anticoagulants

Direct oral anticoagulants (DOACs) exert anticoagulation effect by directly inhibiting Factor Xa (rivaroxaban, apixaban, and edoxaban) or thrombin (dabigatran). Though DOACs are characterized by fixed-dose prescribing and generally do not require routine laboratory drug-level monitoring (DLM), circu...

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Main Authors: Jesse Qiao MD, Minh-Ha Tran DO
Format: Article
Language:English
Published: SAGE Publishing 2024-03-01
Series:Clinical and Applied Thrombosis/Hemostasis
Online Access:https://doi.org/10.1177/10760296241241524
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author Jesse Qiao MD
Minh-Ha Tran DO
author_facet Jesse Qiao MD
Minh-Ha Tran DO
author_sort Jesse Qiao MD
collection DOAJ
description Direct oral anticoagulants (DOACs) exert anticoagulation effect by directly inhibiting Factor Xa (rivaroxaban, apixaban, and edoxaban) or thrombin (dabigatran). Though DOACs are characterized by fixed-dose prescribing and generally do not require routine laboratory drug-level monitoring (DLM), circumstances may arise where the DLM may aid in clinical decision-making, including DOAC dose adjustment, anticoagulant class change, or decisions to withhold or administer reversal agents. We review the current literature that describes high-risk patient groups in which DLM may be beneficial for improved patient anticoagulation management and stewardship. The review also summarizes the limitations of conventional coagulation testing and discuss the emerging utility of quantitative methods for routine and rapid emergent evaluation of DOAC drug levels—in particular, the Anti-Xa activity to detect Factor Xa Inhibitors (rivaroxaban, apixaban, and edoxaban). Both technical and regulatory barriers to widespread DLM implementation are limiting factors to further clinical research that must be overcome, in order to propose universal DOAC DLM strategies and provide clinical-laboratory correlation to formally classify high-risk patient groups.
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spelling doaj.art-847e2d2ea399434ebadea7950b6cc8802024-04-23T10:03:40ZengSAGE PublishingClinical and Applied Thrombosis/Hemostasis1938-27232024-03-013010.1177/10760296241241524Challenges to Laboratory Monitoring of Direct Oral AnticoagulantsJesse Qiao MDMinh-Ha Tran DODirect oral anticoagulants (DOACs) exert anticoagulation effect by directly inhibiting Factor Xa (rivaroxaban, apixaban, and edoxaban) or thrombin (dabigatran). Though DOACs are characterized by fixed-dose prescribing and generally do not require routine laboratory drug-level monitoring (DLM), circumstances may arise where the DLM may aid in clinical decision-making, including DOAC dose adjustment, anticoagulant class change, or decisions to withhold or administer reversal agents. We review the current literature that describes high-risk patient groups in which DLM may be beneficial for improved patient anticoagulation management and stewardship. The review also summarizes the limitations of conventional coagulation testing and discuss the emerging utility of quantitative methods for routine and rapid emergent evaluation of DOAC drug levels—in particular, the Anti-Xa activity to detect Factor Xa Inhibitors (rivaroxaban, apixaban, and edoxaban). Both technical and regulatory barriers to widespread DLM implementation are limiting factors to further clinical research that must be overcome, in order to propose universal DOAC DLM strategies and provide clinical-laboratory correlation to formally classify high-risk patient groups.https://doi.org/10.1177/10760296241241524
spellingShingle Jesse Qiao MD
Minh-Ha Tran DO
Challenges to Laboratory Monitoring of Direct Oral Anticoagulants
Clinical and Applied Thrombosis/Hemostasis
title Challenges to Laboratory Monitoring of Direct Oral Anticoagulants
title_full Challenges to Laboratory Monitoring of Direct Oral Anticoagulants
title_fullStr Challenges to Laboratory Monitoring of Direct Oral Anticoagulants
title_full_unstemmed Challenges to Laboratory Monitoring of Direct Oral Anticoagulants
title_short Challenges to Laboratory Monitoring of Direct Oral Anticoagulants
title_sort challenges to laboratory monitoring of direct oral anticoagulants
url https://doi.org/10.1177/10760296241241524
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