UPDATED

Caremark RX, Inc. (CMX) intends to declare and pay a special dividend of $7.50 per CMX share conditioned on the completion of its merger with CVS Corporation (CVS). When and if CMX declares the special dividend, Caremark RX, Inc. futures WILL be adjusted for the special dividend. Note that the new deliverable described below does not include the special dividend and that the dividend will be addressed in future information memos. The effective date will be March 23, 2007 (assuming consummation of the merger). This corporate action will be coordinated with the Options Clearing Corporation.