{"nct_id":"NCT07187401","title":"A First-in-Human Safety and Efficacy Study of ALN-CFB, a Small Interfering RNA (siRNA) Targeting Complement Factor B, in Adult Participants With Paroxysmal Nocturnal Hemoglobinuria With Persistent Anemia on a C5 Inhibitor","status":"NOT_YET_RECRUITING","status_verified_date":"2025-09","start_date":"2025-10-13","start_date_type":"ESTIMATED","primary_completion_date":"2029-09-14","primary_completion_date_type":"ESTIMATED","completion_date":"2029-12-07","completion_date_type":"ESTIMATED","phases":["PHASE1","PHASE2"],"tickers":["REGN"]}