Iron dextran is an iron supplement that is used clinically for the treatment of iron deficiency anemia caused by various reasons: i. If iron deficiency anemia is caused by insufficient iron intake, if the demand for iron increases in the daily diet of paranoid or pregnant women, or in adolescents and children, iron deficiency anemia may be caused by insufficient iron in food, in which case it can be treated with iron dextran. Second, for iron deficiency anemia caused by gastrointestinal absorption disorders, such as chronic gastritis, gastric ulcer or other gastrointestinal diseases, resulting in iron absorption disorders, in this case, you can take iron dextran treatment. Third, the treatment of iron deficiency anemia caused by various chronic blood loss conditions, such as bleeding peptic ulcers, bleeding hemorrhoids, and iron deficiency anemia caused by excessive menstruation in women, can be treated with iron dextran tablets. At the same time, when taking iron dextran in combination with vitamin C, it can effectively improve the absorption rate of iron.