SAN DIEGO--(BUSINESS WIRE)--Santarus, Inc. (NASDAQ: SNTS), a specialty biopharmaceutical company, announces that Wendell Wierenga, Ph.D., will join the company in the newly created position of executive vice president, research and development, effective June 20, 2011. Dr. Wierenga will have responsibility for overseeing clinical research, regulatory affairs, quality assurance, medical affairs and pharmacovigilance.