increase in price overnight after Turing Pharmaceutical, bought a 62-year old drug Diaprim.
price increase for Isuprel by Valeant post a recent acqusition.
unexpected rise in prices of Nitropress, once again, after an buy-out by Valeant.
14% - 140%
largest price increases several speciality pharma companies such as Allergan, Maltlinckrodt, and Mylan using similar methods.