I just saw your post, enough time has passed
you can now tell us the answer.
This question would be more likely to get a reply by someone using Coumadin if posted on the Heart Rhythm Community.
That said, in my opinion no problem, but don't make a practice of chewing. The medication level you are taking is low in my experience, I thak 5 mg, many wiht atrial fibrillation or artificial heart valves take higher doses.