CoaguChek® XS system

Coagulation self-testing made easy

Product image forCoaguChek®XS system

CoaguChek® XS system


The CoaguChek® XS system is a convenient, portable and user-friendly instrument for monitoring warfarin therapy. It determines the INR value (International Normalized Ratio) from a drop of capillary whole blood – simple, precise and reliable.

CoaguChek XS system

The CoaguChek® XS system features

I feel like I got my passport back.


The CoaguChek XS system is ready for use anywhere at any time. Patients can use it for self-monitoring at home or while on vacation.


Fast, reliable results


  • Accurate PT/INR results in one minute
  • Built-in quality control checks every strip automatically
  • Lab-comparable accuracy1


Simple fingerstick test


  • Most patients prefer having a small drop of blood (just 8 μL) taken from a fingerstick to having blood drawn from a vein3


Improved patient outcomes


  • Patients who self test have been shown to spend more time in therapeutic range and have less thrombembolic events2

  1. Kitchen, D.P., Munroe, S., Kitchen, S., Jennings, I., Woods, T.A.L., Walker, I.D. (2008). Results from the first year of an external quality assessment programme for the users of CoaguChek XS and CoaguChek XS Plus for monitoring INRs. British Journal of Haematology, Volume 141 Supplement 1: P188
  2.  Heneghan, et. al (2006). Lancet, 367; 404-411
  3. Woods, K., Douketis, J.D., Schnurr, T., Kinnon, K., Powers, al. (2004). Patient preferences for capillary vs. venous INR determination in an anticoagulation clinic : a randomized controlled trial. Thromb Res 114(3), 161-165.
System specifications

System specifications

Amperometric (electrochemical) determination of the PT time after activation of the coagulation with human recombinant thromboplastin

  • User interface: Icon-based LCD display; on/off, mem and set buttons

INR: 0.8 - 8.0

%Quick: 120 - 5

Seconds: 9.6 - 96