How is anemia treated?

Depends on cause: Anemia is a broad diagnosis and treatment is based on the cause and severity of the condition. The most common cause is iron deficiency from chronic blood loss (menstruation, gastrointestinal) which is treated with iron replacement. Always check with your doctor since other important work-up may be needed to address more serious problems.

There are many ways: The therapeutic approach taken depends upon the underlying cause, and causes of anemia are many and varied. They can result from impaired rbc production (eg., nutritional deficiencies, marrow infiltration, etc), hematoma, blood loss (gi bleed, hemorrhage, epistaxis, etc.), hemolysis, thalassemia, hemoglobinopathies, etc. Do you have a specific cause that you would like information about re: rx?