Pfizer moves may signal drug-unit breakup Pfizer's units cover oncology, primary care, specialty drugs, and so-called established products, which are medicines that have lost patent protection and are sold against generics. Under Read, Pfizer has cut research and operations and is divesting non-drug businesses, such as animal health and infant nutrition. First steps"While we laud Pfizer's decision to separate its animal health and nutritionals businesses, we see these moves as first steps in a potential full-scale breakup, akin to Abbott," Rubin said in a client note in March. Abbott ... Read More