A six-month dosing regimen of Argo Biopharma‘s long-acting investigational therapy BW-20805 reduced monthly attacks in people with hereditary angioedema (HAE) by up to 99%. That’s according to new data from an ongoing open-label Phase 2 clinical trial (NCT06846398) testing the therapy in up to 25 adults, ages 18-70, with HAE type 1 or type 2.