<qa>  How many visits will patients be analyzed in five?Patients will be analyzed in five visits at 28-day intervals. V zero: Week -4 to Week 0. All patients will remain under treatment with losartan 100 - 200 mg, chlorthalidone 25 mg, and amlodipine 5 mg. Individuals with BP 13585 mmHg by ABPM will be randomized to one of the study groups. 