On-demand treatment with oral sebetralstat is effective for controlling swelling attacks in people with hereditary angioedema (HAE) who are on long-term preventive treatment, an interim analysis from a clinical trial shows. The findings were presented this month at the Western Society of Allergy, Asthma and Immunology (WSAAI) 2025…

Healthcare costs continuously dropped for people with hereditary angioedema (HAE) who were on long-term preventive treatment with Takhzyro (lanadelumab), according to a retrospective analysis of healthcare insurance claims from a U.S. database. Findings were reported in a study, “Real-world changes in costs over time among…

The use of long-term preventive treatment among people with hereditary angioedema (HAE) was found to significantly reduce the rate of swelling attacks for patients in six countries, according to a new study conducted in North America, Europe, and Australia. Considering the effectiveness of long-term prophylaxis in preventing HAE attacks,…

Preventive treatment with Orladeyo (berotralstat) for up to two years led to prolonged periods of no swelling attacks in people with hereditary angioedema (HAE), irrespective of age, gender, or prior preventive treatments, according to a post-hoc analysis of the Phase 2/3 APeX-S trial. “These data demonstrate how our…

Takeda’s Takhzyro (lanadelumab) continues to safely prevent and reduce the frequency of swelling attacks in people with hereditary angioedema (HAE), according to 2.5 years of data from the HELP open-label extension (OLE) trial. The study’s final results were presented in two company-sponsored posters at the 2020…

The three prophylactic medicines currently on the market for hereditary angioedema (HAE) — the C1 esterase inhibitors Cinryze and Haegarda, and Takzyhro (lanadelumab) — all reduce the number and severity of swelling attacks in patients with type 1/2 disease, without significant adverse events, a study found. But researchers report that these…

Long-term prevention with human formulations of the C1 esterase inhibitor — Cinryze or Haegarda — safely and effectively reduces the number of acute attacks in people with hereditary angioedema (HAE), but the therapies’ prices are too high, according to a report of the Institute for Clinical and Economic Review…

A Brazilian study shows that C1 inhibitor (C1-INH) therapy is a safe and efficient option for long-term prophylaxis (prevention) of hereditary angioedema (HAE) in pregnant women with who have normal C1-INH levels. The research, “Use of pdC1-INH concentrate for long-term prophylaxis during pregnancy in hereditary angioedema with…

Long-term treatment with human plasma-derived C1 inhibitor may help women with hereditary angioedema get pregnant and carry out the pregnancy to full term without risking complications, a case report suggests. The study, from a hospital in Valencia, Spain, titled, “Successful long-term prophylaxis with human plasma-derived C1 inhibitor in…