Overview A Randomized Control Trial of Vitamin D Prophylaxis in the Prevention of Hypertensive Disorders of Pregnancy Status: Unknown status Trial end date: 2019-03-31 Target enrollment: Participant gender: Summary The investigators aim to determine if Vitamin D prophylaxis in pregnancy reduces the incidence of hypertensive disorders of pregnancy. Phase: Phase 4 Details Lead Sponsor: Stony Brook UniversityTreatments: CholecalciferolErgocalciferolsVitamin DVitamins