Clinical Study of Z-213 in Subjects With Iron-deficiency Anemia

Inclusion Criteria: * Patients with iron deficiency anemia Exclusion Criteria: * Patients with anemia caused by conditions other than iron deficiency * Patients with abnormal laboratory test values at screening for Serum phosphorus, Aspartate aminotransferase, Alanine aminotransferase * Patients with liver, kidney or circulatory system disease * Patients with a history or present illness that is a malignant tumor or autoimmune disease * Patients who underwent intravenous administration of an iron preparation, administration of an erythropoiesis stimulation agent or blood transfusion within 8 weeks before the screening * Patients who underwent oral administration of an iron preparation (including an over-the-counter drug or supplement) within 4 weeks before the screening