In light of this elevated finding, a laboratory INR test was performed, revealing an INR of 1.7.

A new recall has been issued CoaguChek XS PT test strips, used to monitor international normalized ratio (INR) in patients taking warfarin, due to inaccurately high readings. Roche Diagnostics ...

Roche Diagnostics has recalled more than 1.1 million packages of its CoaguChek XS PT test strips, which are used for monitoring international normalized ratio (INR) in patients taking warfarin. The US ...

Terrific Care/Medex Supply had purchased these test strips (which were distributed by Roche Diagnostics outside the country) from an unknown source, imported and sold them in the US.