Deep Vein Thrombosis
"There is an important bit of misinformation presented by several of these commenters.  The effects of both Pradaxa and Coumidin are reversible.  Those of Xaralta and Eliquis are not.  It seems like the issues with heartburn/acid reflux are minimized by either drinking lots of liquid with the pill or eating some food and then taking an anti-acid within the hour."