Treatment of Anaemia After Caesarean With Intravenous Versus Oral Iron and Postpartum Depression

Pre-inclusion criteria: * Age ≥18 years * Caesarean delivery (elective or in emergency) * Gestational age at delivery ≥ 32 weeks * 8.0 g/dL ≤ postoperative Hb level ≤ 10.0 g/dL measured within 72 hours postpartum * Informed consent form signed * Hospitalization in the postpartum maternity ward * National social security coverage including AME Inclusion criteria: * Ferritinemia ≤ 100 ng/mL OR transferrin saturation ≤ 20% measured after postoperative Hb level measurement * EPDS score in the immediate postpartum \<11 with a "never" answer to question n°10 Exclusion Criteria: * Stillbirth or neonatal death * Last body weight available before inclusion (measured at the end of pregnancy or in postpartum) \< 35kg or \> 100kg * Biermer disease * Hemochromatosis * Homozygous sickle cell disease or thalassemia * Chronic iron supplementation (outside pregnancy) * Known hypersensitivity or allergy to the studied drugs (IV or oral iron) * Contra-indication to the studied drugs (IV or oral iron) * Severe asthma (with daily background treatment) * Any known severe renal or liver disorder * Active acute infection * Diagnosis of schizophrenia or physical and intellectual state incompatible with a reliable self-evaluation * Women currently treated with medication or with Electro Convulsion Therapy (ECT) for depression or bipolar disorders * Participation in another clinical trial involving an intervention with the following risks: * A change (increase or decrease in value) in Haemoglobin measured at 2 months postpartum OR * A change in EPDS score measured at 2 and 6 months postpartum OR * A trial exploring an intervention with a specific anaphylactic risk (reported as a potential adverse events in the protocol of the other trial) administered during the postpartum hospitalization period. * Poor understanding of the French language * Legal protection (curatorship or tutorship)