The prescribing information for Coumadin mentions that antacids have the potential to decrease rather than increase PT and INR results. [3] Based on our literature search, we did not identify any ...

Currently, anticoagulation with warfarin is generally prescribed and ... spent less time in the international normalized ratio [INR] target range) and a much higher risk of excessive ...

The coagulation monitor (ACL 1000, Instrumental Laboratories) at our institution stopped the PT test ... The next warfarin dose was held. No bleeding or bruising was noted. His INR was determined ...