Overview Phenylephrine Infusion in Cesarean Delivery Status: Unknown status Trial end date: 2020-05-25 Target enrollment: Participant gender: Summary the investigators will compare variable infusion of phenylephrine (at a starting rate of 0.75 mcg/Kg/min) with fixed rate (0.75 mcg/Kg/min which will stop of reactive hypertension occurred) and single shot (1.5 mcg/Kg) phenylephrine Phase: Phase 4 Details Lead Sponsor: Cairo UniversityTreatments: BupivacaineOxymetazolinePhenylephrine