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On-demand treatment with the experimental oral therapy PHVS416 was found to quickly and effectively ease symptoms of swelling attacks for people with hereditary angioedema (HAE) in a Phase 2 clinical trial. PHVS416 worked within hours of dosing, providing “clinical meaningful” reductions in swelling symptoms, according to researchers. Pharvaris,…

Over the months after a single treatment with the experimental gene-editing therapy NTLA-2002, nine of 10 people with hereditary angioedema (HAE) in a Phase 1/2 trial have been free from swelling attacks. Three patients with high pretreatment attack rates, ranging from 4.4 to 16.8 each month, have gone without…

Birth control pills can induce life-threatening swelling attacks in people with hereditary angioedema (HAE), according to a case report. “We highlight the importance of obtaining a thorough family history regarding any HAE attack before initiation of [oral contraceptives], as this care may be lifesaving,” researchers wrote. The report, “…

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,…

Ionis Pharmaceuticals has finished enrollment in a Phase 3 clinical trial testing the ability of its experimental therapy donidalorsen to prevent swelling attacks in people with hereditary angioedema (HAE) types 1 or 2. Results from the placebo-controlled study, dubbed OASIS-HAE (NCT05139810), are expected in the first half…

A 22-year-old woman with systemic lupus erythematosus (SLE), the most common form of lupus, developed acquired angioedema (AAE), a recent case report notes. “AAE may happen in adolescents and young adults. It could be an early manifestation of SLE,” the researchers wrote, adding that “practitioners must be aware…

Authorities in Chile have approved Orladeyo (berotralstat) to prevent swelling attacks in hereditary angioedema (HAE) patients 12 and older, marking the therapy’s first marketing authorization in a Latin American country. The preventive, or prophylactic, oral therapy from BioCryst Pharmaceuticals holds similar approvals in the U.S.,…

Nearly half of hereditary angioedema (HAE) patients in the U.K. are on long-term prophylactic treatment to prevent swelling attacks, with more than 80% keeping a supply of on-demand therapies at home to treat sudden flares. That’s according to data from a new national survey that also provided information on…

A 48-year-old man experienced complete remission from hereditary angioedema (HAE) after undergoing a bone marrow transplant for blood cancer, a case study reports. The transplanted stem cells might have given rise to new cells that acted as a healthy source of C1-inhibitor (C1-INH), the protein that is missing or…

An elderly woman developed angioedema about 20 days after being given ticagrelor, a medicine that prevents blood clots from forming and is commonly used to lower the risk of a heart attack or stroke. “Given the uncommon number of cases reported involving ticagrelor-induced angioedema and the even rarer, delayed…