VIGOR Profile: VIGOR Events (3) April 28, 2000: Merck Advises Sales Reps on How to Deal with Questions about VIGOR Study 2000-04-28 May 22, 2001: New York Times Reports on Results of VIGOR Study 2001-05-22 April 11, 2002: Merck Adds a Warning about Cardiovascular Risk to Vioxx Label 2002-04-11