What are the treatments for paroxysmal nocturnal hemoglobinuria?

Paroxysmal nocturnal hemoglobinuria patients can be prescribed to use dextran, sodium bicarbonate and other immune agents treatment, but also through blood transfusion to maintain tissue oxygen, conducive to inhibition of red blood cell production, recurrent paroxysmal nocturnal hemoglobinuria can also be combined chemotherapy, allogeneic hematopoietic stem cell transplantation is the only cure for the disease.