Our clinical trials Clinical trials PNH Registry (Paroxysmal Nocturnal Hemoglobinuria) Project Title Paroxysmal Nocturnal Hemoglobinuria (PNH) Registry. Official Title Paroxysmal Nocturnal Hemoglobinuria (PNH) Registry. Project Summary This study is a collection of data to evaluate safety and characterize progression of Paroxysmal Nocturnal Hemoglobinuria (PNH). Blood Disorder Paroxysmal Nocturnal Hemoglobinuria Patient Recruitment Details Patient recruitment status: Closed Number of Patients (globally) 5000 participants. Back to Archived Projects...