![]() Earthtimes.org | CVS to buy Caremark for $20.8 billion Washington Post - NEW YORK (Reuters) - Drugstore chain CVS Corp. on Wednesday agreed to acquire pharmacy benefits manager Caremark Rx Inc. for $20.8 billion to expand its prescription benefits and mail-order business. CVS-Caremark: A Drug-Benefit Behemoth? CVS Caremark Start Negotiations Over Possible Merger (Update4) |