Mealey's (March 17, 2020, 8:54 AM EDT) -- LOS ANGELES — A federal lawsuit by health insurer Humana Inc. alleging that drug manufacturer Mallinckrodt ARD LLC and its predecessor created a monopoly for the multiple sclerosis (MS) drug Acthar mostly survived dismissal March 9 by a California federal judge who granted the insurer leave to amend its complaint (Humana Inc. v. Mallinckrodt ARD LLC, et al., No. 19-6926, C.D. Calif.)....