FDAnews
www.fdanews.com/articles/129539-bms-recalls-three-lots-of-coumadin-blister-packs

BMS Recalls Three Lots of Coumadin Blister Packs

August 17, 2010
Bristol-Myers Squibb (BMS) voluntarily recalled three lots of physician sample blister packs of Coumadin after determining that some tablets over time may not meet the specification for isopropanol, which is used to maintain the active ingredient, warfarin, in the crystalline state. The issue could affect therapeutic levels of the ingredient, the FDA said.
Drug GMP Report