Scientific Study from the year 2012 in the subject Medicine - Gynecology, Andrology, ( Atlantic International University ), course: Health Science, language: English, abstract: A total of 160 blood samples were collected into EDTA tubes between 1- January to 31-march 2011, at the Antenatal Clinic of Hospital of Porto Novo during the first visit of the pregnant women to the reproductive section and Using Sysmex KX-21-N by Sysmex corporation, Japan. The haematological parameters of Haemoglobin (Hb), Haematocrit (HCT), Mean Cell Volume (MCV) and Red Cell Distribution Width in coefficient variation (RDW-CV) were determined in all the samples; the trimester stages of each pregnancy were noted. Out of the 160 pregnant women blood samples analyzed, 62(38.8%) were anaemic, and the majority 71% were mildly anaemic cases, whereas 29% were moderately anaemic and no severe anaemic cases were recorded. Iron deficiency anaemia was 8.1% whereas 91.9% showed mixed anaemia indicating Normocytic- Normochromic. Anaemia was higher (53.2%) in pregnant women in the second trimester. CONCLUSION: The administration of iron with folic acid (folicferro), vitaminB12 and food aid program should be re-inforced for all pregnant women.