To the best of its knowledge, information and belief, Merck & Co., Inc. was in compliance, in all material respects, with its Comprehensive Compliance Program and its good faith understanding of the requirements of California Health and Safety Code §§ 119400-119402 during the period between January 1, 2007 through December 31, 2007.

A copy of this document can be obtained by calling 1-800-672-6372.