Coumadin: Product information, patient education, clinical data, helpful links and services are available for patients and healthcare professionals for warfarin sodium.
DrugDigest: Warfarin: Information on dosage, usage, side effects, interactions, and drug comparisons including generics when available.
Jantoven - Upsher Smith: Official pharmaceutical website with a patient information section and a section for health professionals.
Warfarin: Information from the RxList.
Warfarinfo.com: Information about the drug including its history, food and drug interactions, and FAQs.
Warfarininfo.com: Sponsored by Barr Laboratories, Inc. and provides patients and health care professionals with information and educational materials.
Warfarissimo: A free-to-use web interface that will simulate the action of oral anticoagulants such as warfarin and acenocoumarol based on input scenarios.