CoaguChek® XS system

Coagulation self-testing made easy

CoaguChek XS system
Convenient, portable and user-friendly

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.

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.

Engaging in your own therapy through self-monitoring gives you:

Women trimming plants

The freedom to test anytime, anywhere*


Results in about one minute that can be quickly transferred to a mobile app via Bluetooth® and shared with your doctor.

Guy fixing a bike

More control over your therapy


Spend more time in therapeutic range and less time waiting for appointments.1,3

Family having a BBQ

Improved care for a better quality of life


INR self-testing can lead to better health and quality of life. 1,2,4-10

How to use CoaguChek® XS in 4 simple steps11

Before using the CoaguChek XS system, carefully read the instructions for use that are provided with the device kit.

CoaguChek INRange Step 1


Put a test strip in the CoaguChek® XS

CoaguChek INRange Step 2


Prick your finger with the CoaguChek® Softclix XS lancing device

CoaguChek INRange Step 3


Place a drop of blood on the strip.

CoaguChek INRange Step 4


After about one minute, read the result on the CoaguChek® XS display.

Health and Lifestyle

Learn more about factors that can influence blood coagulation and the actions you can take to better control your health and lifestyle. 


Health and Lifestyle Stories

*Do not use the meter at an altitude higher than 14,000 feet (4,300 meters)


INR: International Normalized Ration



  1. Heneghan et al (2016). Cochrane Database Syst Rev 7:CD003839
  2. Soliman Hamad et al (2009). Eur J Cardiothorac Surg 35:265–269
  3. Siebenhofer et al (2007). Thromb Haemost 97:408–416
  4. Dignan et al (2013). Int J Cardiol 168:5378–5384
  5. Heneghan et al (2012). Lancet 379:322–334
  6. Sharma et al (2015). Health Technol Assess 19:1–172
  7. Garcia-Alamino et al (2010). Cochrane Database Syst Rev 4:CD003839
  8. Christensen et al (2016). Ann Thorac Surg 101:1494–1499
  9. Tamayo Aguirre et al (2016). BMC Cardiovasc Disord 16:180
  10. Verret et al (2012). Pharmacotherapy 32:871–879
  11. Roche Diagnostics Ltd. CoaguCheck XS User Manual; V4, 2015