Warf Tablet should be taken as advised by the doctor. You may take it with or without food but it is better to take it at a fixed time. This medicine should not be stopped abruptly without consulting the doctor. You should take this medicine regularly to get the most benefit, even if you feel fine. It is preventing future harm.
Use of this medicine may increase your risk of bleeding. Let your doctor know immediately if you see pinpoint rash or blood in your vomits, urine, or stool. If you are going under any surgery or dental treatment then you may need to stop this medicine for some time but only after consulting with your doctor.