The Woonsocket, R.I.-based marketer recently sent out request for proposals to a number of undisclosed shops.
CVS dropped incumbent
A CVS spokesman did not return phone calls by press time.
The pharmacy chain awarded its creative and relationship marketing account to Interpublic Group of Cos.' Hill, Holliday, Connors, Cosmopulos, Boston, last month.
CVS said it plans an aggressive ad campaign this year as it opens more stores nationwide.