Precautions

It is very important that your doctor check your progress at regular visits to make sure that this medicine is working properly. Blood tests may be needed to check for unwanted effects.

This medicine may increase your risk of serious bleeding problems. Call your doctor right away if you have bleeding that is severe or that you cannot control, coughing up blood, pink, red, or brown urine, red or black stools, or vomiting blood or material that looks like coffee grounds.

This medicine can cause you to bleed and bruise more easily. Take precautions to avoid injury. Brush and floss your teeth gently, do not play rough sports, and be careful with sharp objects.

Do not stop taking this medicine without checking first with your doctor.

Make sure any doctor or dentist who treats you knows that you are using this medicine. You may need to stop using this medicine several days before having surgery.

Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal (eg, St. John's wort) or vitamin supplements.