The American Heart Association offers a concise patient guide to anticoagulation. The guide, which is available at: http://www.heart.org/HEARTORG/Conditions/CongenitalHeartDefects/TheImpactofCongenitalHeartDefects/Anticoagulation_UCM_307110_Article.jsp, covers oral, intravenous, and subcutaneous anticoagulant medications, the need for medication monitoring, and precautions to take for women who need anticoagulation during pregnancy.