What can affect my Warfarin levels?
• Starting certain new medication or stopping old ones (see below) • Sickness especially if not eating for a few days • Alcohol • Changes in diet • Changes in exercise levels • Significant weight loss or gain • Fever/infectionsMaintaining a steady state of food, alcohol and exercise helps to stabilise the Warfarin control. If you begin any new medications you should inform the doctor adjusting your Warfarin dose. It may be necessary for extra blood tests and/or a change in the Warfarin dose.