Ferrous Sulfate Folic Acid Tablets are indicated for iron deficiency anemia and are a combination of Ferrous Sulfate, Folic Acid, Dried Yeast, Angelica Sinensis, Radix Astragali and Atractylodes Macrocephalae, etc. The usage is oral after meals for 5-6 weeks, and for adults it is 4 tablets once, 3 times a day. The main adverse reactions are mild gastrointestinal reactions, such as nausea, vomiting, stomach pain, diarrhea, and rusty taste. Clinical use should be noted that it is contraindicated in patients with hemochromatosis and iron-containing hemoglobinosis and anemia without iron deficiency. Hemoglobin and reticulocyte count as well as serum ferritin measurement should be checked regularly during administration to observe therapeutic response. It is recommended to be applied under medical supervision.