Ditto for me. The 1 mg, 3 mg, 5 mg works well for me.
If you have to, you can even split the 1 mg into halves and quarters.
For two weeks, I was taking 15.75 mg per day to fine tune my INR in response to changes in my melatonin and Vitamin K2. Now I am taking 15.0. Switching dosages was easy...