On August 23, 2022, Amgen announced positive top-line results from a phase 3 study of ABP 959, Amgen’s proposed biosimilar to SOLIRIS (eculizumab). Amgen noted that the study was “a randomized, double-blind, active-controlled, two-period crossover Phase 3 study evaluating the efficacy and safety of ABP 959, a biosimilar candidate to…