Pregnancy is natural process in the life of humans but is not always a smooth sailing.There are various complications that occur during and due to pregnancy to the mother.One such important aspect is preeclampsia.preeclampsia is a disease of complex pathology with multiple maternal and fetal complications.Any method to recognise the disease early can improve the prognosis.Inhibin A is a protein which can be studied easily through ELISA technique and various complications like preeclampsia,down's syndrome,aneuploidy,fetal growth restriction etc can be recognised early and further management can be planned earlier to occurence of complications.This is one such study to compare the serum inhibinA levels in preeclampsia and normotensive pregnancy.