NEW YORK (Standard&Poor's CreditWire) June 7, 2000--Standard&Poor's today assigned its single-'A' rating to CVS Corp.'s $795 million revolving credit facility that matures in May 2001. The single-'A' rating on the company's existing $530 million 364-day credit facility was simultaneously withdrawn. At the same time, Standard&Poor's affirmed its single-'A' long-term corporate credit and senior unsecured debt ratings on CVS, its single-'A' rating on the company's $670 million credit facility, and its 'A-1' short-term corporate credit and commercial paper ratings on the company. The outlook is stable. The $795 million 364-day unsecured revolving credit agreement is rated the same as the corporate credit and senior unsecured debt ratings. Because the facility is unsecured, the bankers would