Recombinant Human-C1 Inhibitor Is Effective and Safe for Repeat Hereditary Angioedema Attacks

A single 50-IU/kg dose rhC1INH was effective for improving symptoms of an HAE attack with sustained efficacy for treatment of subsequent attacks. rhC1INH had a positive safety profile throughout the study. This study supports repeated use of rhC1INH over time in patients with HAE attacks.