Understanding the implications of oral anticoagulation therapy.

Oral anticoagulation is an effective prophylactic or treatment measure for many indications (Baglin et al, 2005). Most patients on oral anticoagulant therapy (OAT) take the drug warfarin. This article discusses how OAT is monitored, the factors affecting the stability and control of anticoagulation, and the importance of educating patients who are on OAT.