There are different types of hemophilia. Hemophilia A is a hereditary bleeding disorder that is caused when there is not enough blood clotting factor VIII. Hemophilia B is a hereditary bleeding disorder that is caused when there is not enough blood clotting factor IX.
Treatments for hemophilia A and B include using medications that raise factors in the blood that help with clotting. A common drug class prescribed is the vasopressins drug class.