WHITEHOUSE STATION, N.J.--(BUSINESS WIRE)--Feb. 22, 2006--Merck & Co., Inc. stands firmly behind the propriety of the scientific analysis and presentation of data in the VIGOR publication, as well as our prompt disclosure of the post-cut-off date events to the U.S. Food and Drug Administration and the medical community. Both the outside authors and Merck authors, in parallel responses published today in the New England Journal of Medicine (NEJM), reaffirm the appropriateness of their scientific analysis of the VIGOR study.