C.L. King acted as Co-Manager for Merck & Co in its $8B 5-part Senior Unsecured Notes offering including 1.70% $1.5B due 6/10/27, 1.90% $1B due 12/10/28, 2.15% $2B due 12/10/31, 2.75% $2B due 12/10/51, and 2.90% $1.5B due 12/10/61. (NYSE: MRK). This issue is rated A1/A+