Sheenas,
Test, Test, Test - One time when I took 2 of 8 hour Tylenol, my INR only went up 0.2, another time it went up 1.0, a third time, before I knew it might affect my INR, I took it steadily (2 sets of 8 hour a day) for a week and my INR jumped to 5.5 and I got 3 painful hematomas in my...