Mealey's (March 20, 2019, 12:50 PM EDT) -- CHICAGO — An Illinois federal judge on March 14 dismissed a whistleblower’s lawsuit alleging that Pfizer Inc. and then-subsidiary Hospira Inc. failed to act on regulatory violations involving infusion pumps and retaliated against him for calling attention to the problem (United States, ex rel. Michael Thornton v. Pfizer, Inc., et al., No. 16-7142, N.D. Ill., Eastern Div., 2019 U.S. Dist. LEXIS 41344)....