It's for your own safety. I think you know better than the doc, but you dont. To properly care for you, and to protect himself, it's important for you to stay on top of your inr. It's inconvenient I get it, but that just the way this works. Pkease, be compliant with your treatment. I see people almost every day at work who have injuries or complications due to these anticoagulants. They aren't to be taken lightly.