“Following a careful analysis of the data, the decision has been made to discontinue development of these candidates to prioritize other ongoing programs. We are grateful to all the patients, caregivers and investigators for their many contributions that made these studies possible,” said Dr. Marjorie Green, senior vice president and head of oncology, global clinical development, Merck Research Laboratories. “We continue to pursue the most promising science with a focus on agents with the greatest potential to improve outcomes for more patients with cancer.”