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Rivaroxaban, Plasma

Test ID: RIVAROX

Test

Aliases/Synonyms

Xarelto

Method

Chromogenic

Report Includes

Rivaroxaban

Specimens

Plasma (Citrate)

Test Location

Quest Diagnostics, California USA

Test Version

30-Sep-2019

Specimen

Specimens

Plasma (Citrate)

Sample Volume

1.0 mL

Minimum Volume

0.5 mL

Collection & Handling

Collection Instructions

Collect specimen 2 - 4 hours post dose (peak).

Handling Information

Separate and freeze immediately. Store and send frozen.

Additional Information

Other anti-Xa anticoagulants (including unfractionated heparin, low molecular weight heparin (enoxaparin, tinzaparin, dalteparin) and fondaparinux) may interfere with the results.

Stability

Frozen 28 days

Additional Stability Information

If the specimen thaws, it is unsuitable for analysis.

Rejection Criteria

Specimen Not frozen

Test Version

30-Sep-2019

Performance / Interpretation

Method

Chromogenic

Turnaround Time

8 days

Results

Name Units Reference Range Conversion Factor
Rivaroxaban µg/L
  • 20mg daily dose:
  • Peak: 182 - 408, Trough: 3 - 153
  • 15mg daily dose:
  • Peak: 180 - 408, Trough: 2 - 161
  • 10mg daily dose:
  • Peak: 91 - 196, Trough: 1 - 38
  • The lower limit of detection for this assay is 30 µg/L.

Test Location

Quest Diagnostics, California USA

Test Version

30-Sep-2019

Interface / Setup

Test Version

30-Sep-2019