- Take your warfarin exactly as you are told.
- Get your blood tested as ordered.
- Check with your provider before you change, start, or stop taking any medicines or herbal products.
- Do not make big changes in the food you eat, lifestyle, or activities without talking to your provider first.
- Limit or stop drinking alcohol.
- Do not take 2 doses if you miss a dose. Record the day you missed your dose.
- Tell anyone giving you medical or dental care that you are taking warfarin.
- Some procedures and surgeries cannot be done if you are on warfarin.
- Carry a patient identification (ID) card.
- Wear a medical alert bracelet or necklace.
Call your health-care provider right away if you have any of the following:
- Have unusual bleeding or bruising
- Get sick or injured
- Have signs of a blood clot
- Are planning or become pregnant
- Miss doses for 2 or more days
Last reviewed:
December 2021