Inside these posts: MS drug Lemtrada

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Sanofi buys Genzyme for $20.1B

French drugmaker Sanofi-Aventis SA has agreed to buy Genzyme Corp. with a sweetened $20.1 billion cash offer, plus payments tied to the success of the U.S. biotech group’s drugs, the companies said on Wednesday.

The acquisition, which comes nine months after Sanofi CEO Chris Viehbacher first put the idea to Genzyme’s Henri Termeer, is expected to boost Sanofi’s earnings from the first year after completion by giving it a new platform in rare diseases. Get the full story »