How do members experience C1 esterase inhibitor? Top 5 reported purposes & perceived effectiveness Purpose Patients Evaluations Perceived Effectiveness This item is relevant to you: Hereditary angioedema 1 0 0% 0% 0% 0% 0% This item is relevant to you: Idiopathic angioedema 1 0 0% 0% 0% 0% 0%