What year was the pharmaceutical company that markets Mylotarg purchased by Pfizer?
Wyeth Wyeth was a pharmaceutical company purchased by Pfizer in 2009. The company was founded in Philadelphia, Pennsylvania, in 1860 as John Wyeth and Brother. It was later known as American Home Products before being renamed to Wyeth in 2002. Its headquarters moved to Collegeville, Pennsylvania, and Madison, New Jersey, before its headquarters were consolidated with Pfizer's in New York City after the 2009 merger. The infant and maternal nutrition business was acquired by Nestlé in 2012.
Diversified Pharmaceutical Services Diversified Pharmaceutical Services entered the market in 1976 as the pharmacy benefit manager for United HealthCare (now United HealthGroup), a leading national managed care organization. Diversified pioneered many cost containment strategies that are now core pharmacy benefit manager services and became a recognized leader in clinical programs. After its acquisition by SmithKline Beecham in 1994, Diversified played a pivotal role in that company's Healthcare Service division. Express Scripts acquired Diversified April 1, 1999 and consolidated its position as a leading PBM for managed care organizations.