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Rivaroxaban

Laboratory:Haematology
Test Code:RIVA
Specimen Types:Plasma
Container Types:
Sodium Citrate
Adults Volume or Mass:2.7 mL
Collection & Request Instructions:Add exactly 2.7 mL of blood & mix by inversion.

By consultation with Haematologist.

Transport Instructions between Sites and/or Laboratories:Room Temperature
Assay Frequency:By Arrangement
Additional Notes:

Expected plasma levles of Rivaroxaban 20 mg daily:
177-409 ng/mL (5th-95th percentile) 2-4 hrs post dose.

Reference: Douxfils J. et al, Assessment of the impact of rivaroxaban on coagulation assays: Laboratory recommendations for the monitoring of rivaroxaban and re..., Thromb Res (2012)