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ID:1014 Rivaoxaban Assay
Search Links: General Info : Protocols : LabTestsOnline

Description Rivaoxaban is a new generation oral anticoagulant designed to replace wafarin therapy. The anti-factor Xa assay is used to monitor Rivaoxaban.
Indication Patients on Rivaoxaban therapy.
Additional Info Rivaoxaban therapy does not usually require monitoring. Some patients however (eg. Children, pregnancy, compliance confirmation) may require levels to be monitored.
Concurrent Testsna
Dietary Requirementsna
Interpretation Interpreted against a therapeutic range dependent on clinical details

DepartmentSpecialist Laboratory Medicine
Tube Picture
Collection Conditions Citrate tubes must be filled to the line please
Min. Vol

Ref. Range (Male)
Ref. Range (Female)
Ref. Range (Paed)
Ref. Range NotesInterpreted against a therapeutic range dependent on clinical details Critical telephone values: Rivaroxaban anti-Xa greater than 550ng/mL
IP Acute TAT- Not Defined -
IP Routine TAT24 hours
GP Acute TAT- Not Defined -
GP Routine TAT24 hours
Turnround CommentSpecialist test only to be requested by a medical haematologist.

Originally edited by : RJAR. Review due on 18/06/2019 10:38:43. Published By RJAR on 18/06/2018 10:38:43.