Up to 10% of pregnancies can become complicated by hypertensive disorders of pregnancy, including pre-existing and gestational hypertension, preeclampsia, and eclampsia, which are a major cause of maternal and perinatal morbidity and mortality. There is agreement that severe hypertension and mild hypertension with organ failure should be treated, despite significant variances in recommendations.Reaching target pressures below 160/110 mm Hg, however, is still debatable. According to national and international standards, the review includes the most recent information on definition, categorization, therapy goals, and principles utilised in hypertensive diseases during pregnancy and after delivery.