This book provides an overview of newer anticoagulant drugs and summarizes ongoing developments in this field. The book outlines how newer oral anticoagulants may offer certain advantages over the conventional agents and may be useful in qualified indications. Seven of the chapters from renowned experts highlight the use of such agents in specific disease circumstances, drawing attention to unresolved clinical issues and requirements for further basic and clinical investigation. It is emphasized that each agent be assessed individually, and for specific indications, as each agent has a distinct pharmacological profile that translates into a specific safety and efficacy for a given indication.