Journal of the American Medical Association
Analysis found no differences in efficacy/safety with most treatment strategies used to treat VTE compared with the LMWH–vitamin K antagonist, except UFH–vitamin K antagonist which was associated with an increased rate of recurrent VTE.
National Institute for Health and Care Excellence
A Danish observational study found that adding antiplatelet therapy (aspirin, clopidogrel or both) to anticoagulant treatment with a vitamin K antagonist such as warfarin, was not associated with a reduced risk of recurrent coronary events or of thromboembolism, but was associated with increased bleeding.
National Institute for Health and Care Excellence
A Spanish study found a wide range of views among patients and physicians on the acceptable trade-off between a reduction in risk of stroke and an increased risk of bleeding in atrial fibrillation.
The above records have been identified by UKMi and feature in the NICE Medicines Awareness Service. Further details on this service can be found at:
http://www.evidence.nhs.uk/about-evidence-services/content-and-sources/medicines-information/new-medicines-awareness-services