Overview A Study of an Investigational Drug, Cemdisiran (ALN-CC5), in Patients With Atypical Hemolytic Uremic Syndrome Status: Withdrawn Trial end date: 2018-09-12 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate the safety, tolerability and pharmacokinetics of Cemdisiran in patients with aHUS. Phase: Phase 2 Details Lead Sponsor: Alnylam Pharmaceuticals