Early Antenatal Support for Iron Deficiency Anemia

Inclusion Criteria: * Singleton gestation * Gestational age \<24 weeks * Baseline Hb ≥9.0 and \<11.0 with evidence of iron deficiency anemia Iron deficiency anemia diagnosed (at any point in patient history) by: * Hb\<11.0 * Ferritin\<30 and/or total iron saturation \<20 Exclusion Criteria: * Sickle cell Disease (NOT sickle cell trait) * Evidence of acute anemia requiring transfusion or IV iron therapy * Major congenital or chromosomal anomaly * Previous use of IV iron in this pregnancy * Severe cardiac, renal, or liver disease * Autoimmune disease (ie Systemic Lupus Erythematosus (SLE) * Allergy or contraindication to either study drug * History of medication allergy, reaction to IV infusion, or reaction to Feraheme or other IV iron products