PerindoprilDrug CombinationsIndapamideAngiotensin-Converting Enzyme InhibitorsDrug SynergismAntihypertensive AgentsDrug Therapy, CombinationIndolesDrug InteractionsBlood PressurePeptidyl-Dipeptidase AHypertensionAntineoplastic Combined Chemotherapy ProtocolsDose-Response Relationship, DrugEnalaprilRats, Inbred SHRDouble-Blind MethodTreatment OutcomeBisoprololProguanilMethenamine