Ardea Biosciences, Inc. (Ardea) is a biotechnology company focused on the development of small-molecule therapeutics for the treatment of serious diseases. The Company’s product portfolio includes Lesinurad (RDEA594), RDEA3170 and BAY 86-9766 (RDEA119). Lesinurad (RDEA594) is an inhibitor of the URAT1 kidney transporter for the treatment of gout. RDEA3170 is a URAT1 kidney transporter inhibitors for the treatment of gout. BAY 86-9766 (RDEA119) is a MEK inhibitor for the treatment of cancer. On June 19, 2012, AstraZeneca PLC acquired the Company.