KalVista Pharmaceuticals Presents Data on HAE Attacks in Patients Receiving Long-Term Prophylaxis at the Asia Pacific Association of Allergy, Asthma and Clinical Immunology 2023 International Conference

CAMBRIDGE, Mass. & SALISBURY, England--(BUSINESS WIRE)-- KalVista Pharmaceuticals, Inc. (NASDAQ: KALV), a clinical stage pharmaceutical company focused on the discovery, development, and commercialization of oral, small molecule protease inhibitors, today announced the presentation of a novel analysis characterizing hereditary angioedema (HAE) attacks occurring in patients receiving long-term prophylaxis (LTP) treatments at the Asia Pacific Association of Allergy, Asthma and Clinical Immunology 2023 International Conference (APAAACI) in Singapore.

A systematic literature review of interventional and observational LTP studies revealed that although LTP yields significant reductions in HAE attack frequency, many patients continue to experience attacks in all anatomic locations, including potentially life-threatening laryngeal attacks. In randomized controlled trials, long-term (≥6 months) attack-free rates are low (