Marisa Wexler, MS,  senior science writer—

Clotting proteins that are missing or are defective in hemophilia can directly affect the activity of cells responsible for maintaining bone health, a study found. The findings shed new light on why bone problems are a common issue among people with hemophilia, researchers said. The study, “…

A European Medicines Agency (EMA) committee has recommended the approval of Novo Nordisk’s concizumab as a prophylactic, or preventive, treatment for adults and children, ages 12 and older, with hemophilia A or B who have inhibitors. The recommendation, from the EMA’s Committee for Medicinal Products for Human Use…

Nearly two-thirds of children with severe hemophilia A on preventive, or prophylactic, treatment with once-weekly Altuviiio (efanesoctocog alfa) in the yearlong XTEND-Kids study were free of bleeding episodes needing treatment. More than 80% in this Phase 3 clinical trial also were free of spontaneous bleedings and joint bleeds needing…

Note: This article was updated June 26, 2024, to clarify that the analysis of fitusiran in surgery was conducted in patients receiving prophylactic treatment with the therapy. The U.S. Food and Drug Administration (FDA) is reviewing a request to approve fitusiran, an under-the-skin injection therapy, as a treatment for adults…

More than half the adults with hemophilia A in the Phase 3 GENEr8-1 clinical trial remain completely free of bleeds needing treatment, four years after a single dose of the gene therapy Roctavian (valoctocogene roxaparvovec-rvox). Also, activity levels of factor VIII (FVIII), the faulty clotting protein in hemophilia…

World Hemophilia Day is today, April 17, and this year’s chosen theme by the World Federation for Hemophilia (WFH) is “Equitable access for all: recognizing all bleeding disorders.” On its website, the WFH called for moving toward “a world where all people with inherited bleeding disorders have…

TiumBio is preparing to launch a Phase 1b clinical trial to test TU7710, its experimental treatment to manage bleeding in people with hemophilia who have inhibitors, that is, neutralizing antibodies that can lower standard therapies’ effectiveness. “Our team has been developing TU7710 as an innovative hemophilia treatment option,”…

Women with hemophilia and other bleeding disorders are more likely to experience postpartum hemorrhage and other bleeding problems related to pregnancy and childbirth than those without such diseases, a population-based study from Canada reports. Findings “showed that women with inherited bleeding disorders are at increased odds of [postpartum hemorrhage]…

Hemgenix (etranacogene dezaparvovec), the first and only one-time gene therapy approved for hemophilia B, has been approved in Switzerland, CSL Behring, the company marketing the therapy globally, announced. “The approval of Hemgenix in Switzerland marks an important milestone for patients, and we look forward to collaborating with…

In the final days of 2023, an adult with hemophilia A named Maxwell became the first person in the U.S. to receive treatment with the one-time gene therapy Roctavian (valoctocogene roxaparvovec-rvox) — approved in June of last year — outside of clinical trials. “Receiving this treatment is liberating…