Sanofi-BMS Merger Talks are Off For Now. Category: Miscellany The Pharma Industry Submitted by pharmamanufacturing on Tue, 02/13/2007 - 22:05 Oops. Looks like the long awaited merger is "off". Missed this major news last weekend. Here's how Bloomberg reported on it. Play Video Sanofi and BMS call off merger talks - Bloomberg Bloomberg - (BLOOM) Feb. 12, 2007. 05:04 AM EST The possible combination of Sanofi Aventis and BMS is in trouble.