Davis Polk advised underwriters represented by J.P. Morgan Securities LLC and Merrill Lynch, Pierce, Fenner & Smith Incorporated in connection with the offering of $2 billion aggregate principal amount of notes issued by Merck & Co., Inc. The notes were offered in two tranches maturing in 2016 and 2021.

Merck is a global health care company that delivers innovative health solutions through its medicines, vaccines, biologic therapies, and consumer and animal products, which it markets directly and through its joint ventures.

The Davis Polk corporate team included partner Alan Dean and associates Jonathan C. Pentzien and Ryan G. Mitteness (not yet admitted). The tax team included partner Po Sit and associate Joshua Ruland. The environmental team included counsel Loyti Cheng and associate Hayden Baker. The intellectual property team consisted of partner Frank J. Azzopardi and associate Pritesh P. Shah. Natalie Chan was the legal assistant on the transaction. All members of the Davis Polk team are based in the New York office.