Vitamin B12 Deficiency Physiopedia Two cases of vitamin B12 deficiency in patients with beta thalassemia trait: lessons in diagnosis Bulletin of the National Research Centre Springer Nature Link Two cases of vitamin B12 deficiency in patients with beta thalassemia trait: lessons in diagnosis Bulletin of the National Research Centre Springer Nature Link Deferoxamine injection is used to remove excess iron from the body in anemia or thalassemia patients who have many blood transfusions. It is also used with other medicines to treat acute iron thalassemia risk and prenatal testing