Science Daily

Most patients taking warfarin long-term do not maintain stable INR values

Experts examined whether patients receiving warfarin who have stable international normalized ratio (INR) values remain stable over time. In a study appearing in the ...
Medscape

Study Suggests Optimal INR Value for Anticoagulation Therapy to Reduce Stroke Severity and Mortality in Patients With AF

January 26, 2004 — It is clear that warfarin therapy in patients with atrial fibrillation (AF) resulting in an international normalized ratio (INR) >= 2.0 reduces the risk of stroke. However, what is ...
Medscape

False Point-of-Care INR Values Reported With Dabigatran

July 7, 2011 (New York, New York and Augusta, Georgia) — New case reports are highlighting inaccuracies in the point-of-care international normalized ratios (INRs) in patients treated with dabigatran ...
CMAJ

Low-dose oral vitamin K therapy for the management of asymptomatic patients with elevated international normalized ratios: a brief review

ASYMPTOMATIC ELEVATION OF THE INTERNATIONAL normalized ratio (INR) is a common problem associated with hemorrhage. Evidence from randomized controlled trials supports the use of low-dose oral vitamin ...
Monthly Prescribing Reference

Is Oseltamivir-Warfarin Interaction to Blame for Elevated INR?

A case study in Pediatrics describes the first published report of a potential oseltamivir-warfarin interaction in a child with influenza and hypoplastic left heart syndrome. The patient, an ...
Monthly Prescribing Reference

False PT/INR Results May Appear for Some Patients

Alere has issued a voluntary correction to users of the Alere INRatio and INRatio 2 PT/INR Monitor system of certain medical conditions that should not be tested with the system (INRatio Monitor ...