Apixaban is a direct oral anticoagulant (DOAC), designed to replace warfarin therapy. The anti-Fxa assay is used to monitor Apixaban.
Tube
05 (CP) – Citrate
ID
12735
Availability
Weekdays
Additional information
Apixaban therapy does not usually require monitoring however some patients may require levels to be checked.
Send to
Specialist Coagulation
Chancellor / Lincoln Wing Link Corridor
Pathology
Block 32
St James University Hospital
Beckett Street
Leeds
LS9 7TF
Contact
Collection Con
1 x citrate sample filled to line please.
Samples must be processed within 6 hours of being taken.
Sample REQ
Blood
Ref. Range Notes
Critical telephone values: Apixaban anti-Xa greater than 400ng/mL
Interpretation is against a therapeutic range dependent on clinical information.
Units
ng/mL
IP Acute TAT
4 hours from receipt
IP Routine TAT
24 hours
GP Acute TAT
Contact laboratory
GP Routine TAT
7 days