External site

By following this link, you are leaving Medically and entering a website that is not owned or controlled by Roche. Roche does not take any responsibility for access to or use of this website, nor for any content therein.

Leave site

Haemophilia A

Haemophilia A is an inherited bleeding disorder where a person’s blood does not clot properly due to a lack or insufficient levels of a blood clotting protein known as factor VIII. Learn more about Roche’s involvement in haemophilia.

What's new
Upcoming Congresses
Access to Roche and Genentech's medical information
View related congresses

Ask a question or share feedback