EnalaprilAngiotensin-Converting Enzyme InhibitorsAntihypertensive AgentsLosartanEnalaprilatBlood PressureDouble-Blind MethodCaptoprilRenin-Angiotensin SystemHydrochlorothiazideHypertensionAngiotensin Receptor AntagonistsPeptidyl-Dipeptidase AReninDipeptidesRats, Inbred SHRTetrazolesAngiotensin IIHeart FailureBiphenyl CompoundsKidneyAmlodipineProteinuriaAcrylatesAtenololHydralazineLisinoprilHemodynamicsAngiotensin IDrug Therapy, CombinationImidazolidinesHypertension, RenalElectrolytes