A researcher at the University at Buffalo has won a three-year grant worth $1.5 million to develop a way to tame a patient’s immune system and prevent it from rejecting factor VIII as a replacement therapy for hemophilia A. “My interest in hemophilia started when I read a mother’s…

People with hemophilia A who start on preventive treatment in the first years of life generally report better health-related quality of life and joint health, a study reports. “Our results indicate that delayed start of prophylaxis in an older cohort with severe [hemophilia A] can still achieve excellent bleeding…

Clinical trials for hemophilia are essential to advance medical knowledge and develop treatments. But for decades, trials related to hemophilia enrolled only men, given the assumption that women were only carriers of the disease. Consequently, women with the disorder were denied the opportunity to participate in…

A 48-year-old man with severe hemophilia A developed a rare intramural hematoma with blood leaking into one of the layers of the intestine wall that was successfully treated with an early infusion of the missing blood clotting factor, a recent case report described. Prophylactic treatment prevented its recurrence. A…

Female hemophilia A  patients and carriers have more frequent bleeding than males, yet a much smaller proportion receive replacement therapy to prevent or stop them, a U.S. study finds. The medical and pharmacy costs for women with hemophilia A or carriers were up to about 14 times lower…

MRI screening can identify subclinical joint bleeding in some patients with severe hemophilia A on preventive treatment, according to a study in the Netherlands. Subclinical bleeds occur without symptoms and usually cannot be detected by standard physical and ultrasound examinations. “These MRI findings support the hypothesis that subclinical…

The U.S. Food and Drug Administration (FDA) is extending its review of BioMarin Pharmaceutical’s request to approve the gene therapy Roctavian (valoctocogene roxaparvovec) for adults with severe hemophilia A. A decision had been expected by the end of this month, but that date has now been…

Most children with hemophilia A given Altuviiio (efanesoctocog alfa) once a week were bleed-free throughout about a year of treatment. That’s according to top-line data from the Phase 3 XTEND-Kids trial (NCT04759131) announced by Sobi and Sanofi, the therapy’s co-developers, less than a month after…

Note: This story was updated Feb. 24, 2023, to correct the secondary headline since there are several other recombinant factor VIII therapies available.  Altuviiio is a first-in-class therapy, but not the first. Efanesoctocog alfa, Sobi and Sanofi’s first-in-class, long-lasting recombinant or man-made factor…

Teens and young adults with moderate and severe hemophilia A on continuous preventive treatment show levels of physical activity similar to young people without the disease, but less than half of teenagers met the weekly physical activity levels recommended by the World Health organization (WHO), a study reports. “We…