Overview Antihypertensive Response to Losartan and Genetic Polymorphisms Status: Completed Trial end date: 2009-06-01 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate the antihypertensive response of treatment with losartan with reference to genetic polymorphisms. Phase: N/A Details Lead Sponsor: Merck Sharp & Dohme Corp.Treatments: Antihypertensive AgentsHydrochlorothiazideLosartan