Abstract Identification of women at high risk for preeclampsia improves pregnancy outcome, early prediction of preeclampsia prevents dreadful maternal complication thereby reduces maternal mortality & morbidity and fetal complication. A prospective study conducted in Govt. Rajaji Hospital Madurai from January 2021 – September 2021. 300 antenatal women were interrogated between 11-14 weeks of GA with uterine artery Doppler. Out of which 55.3% of High risk women were predicted as preeclampsia & 27% of low risk women were predicted as preeclampsia. These patients were treated with T.Aspirin. So that maternal & perinatal morbidity & mortality reduced.