Changes in Oral Vitamin K Intake for Optimization of Chronic Oral Anticoagulation: A Randomized Trial
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ClinicalTrials.gov Identifier: NCT00355290
Recruitment Status :
First Posted : July 21, 2006
Last Update Posted : May 8, 2008
Hospital de Clinicas de Porto Alegre
Conselho Nacional de Desenvolvimento Científico e Tecnológico
The primary hypothesis of this trial is that changes in oral vitamin K intake, based on simple food registries, may be superior to conventional changes in doses of medications in order to stabilize chronic oral anticoagulation.
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Ages Eligible for Study:
18 Years and older (Adult, Older Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Patients with any clinical indication for chronic oral anticoagulation with one INR level out of target, without a clear clinical cause for INR instability (unplanned changes in coumadin medications, other pharmacological interactions, clinical illnesses and laboratory errors).