Keyword: Sanofi

Sanofi has been suffering from competition and pricing pressure for years, but in early 2018, now-former CEO Olivier Brandicourt thought he'd found a couple of solutions.

While many of the decade's M&A deals worked out for the buyers, others didn't deliver on their promises. Here, we feature 15 of those deals, including Bayer's Monsanto buy, Teva's purchase of Allergan's generics, AbbVie's Synageva pickup and many others.