May 3, 2012

Walgreen Co. said that same-store sales slipped a worse-than-expected 6.4% in April, largely due to its split with pharmacy benefits manager Express Scripts Inc.

February 3, 2012

Walgreens said its same-store sales in January fell 4.6% in the wake of its decision to stop doing business with a major pharmacy benefits manager.

May 31, 2011

CVS Caremark Corp. won a $3 billion contract to provide pharmacy benefits to federal employees.

February 14, 2008

CVS Caremark has agreed to a settlement in relation to a multi-state consumer protection investigation...