Important information on variances in results of select CoaguChek INR test strips

Roche Diagnostics has identified that specific lots of CoaguChek test strips were found to have shown greater than expected variances to laboratory methods for results greater than 4.5 INR.

A communication has been sent to CoaguChek customers that were found to have purchased the following lots of such CoaguChek test strips across India -

GMMI nos. Product names

Lot numbers


CoaguChek XS PT Test

from #272167 up to #334498


CoaguChek XS PT Test

from #272167 up to #334498

CoaguChek PT Test

from #272170 up to #353606

The Patient Information Letter covering steps to take if you have purchased the above mentioned lots of CoaguChek can be accessed below.