PRL and preeclampsia: It was suggested that if prolactin increased substantially in pregnancy with hypertension, it can decrease nitric oxide production thus increase blood pressure, highlighting the involvement of prolactin in the pathogenesis of gestational hypertension.19 However, Gaikwad V et al.9, and Patil B et al.11, showed that women with hypertension delivered neonates having lower cord blood prolactin than women with normal pregnancy.