Evaluation of Efficacy and Safety of the Dosage Adjustment of Aprovel® (Irbesartan) in Hypertensive Outpatients in Current Clinical Practice

"Irbesartan: 150mg tablets~Dosage: Until 6 weeks: 150mg/day, then a dosage adjustment according to the blood pressure(normalized: DBP\<90mmHg, responding non normalized:DBP≥90mmHg and a decrease of DBP≥10mmHg, non responding: decrease of DBP\<10mmHg and DBP≥90mmHg) for the period between 6 and 12 weeks:~• 150mg/day for normalized patients and patients responding non normalized randomized in the group A"

"Irbesartan: 150mg tablets~Until 6 weeks: 150mg/day, then a dosage adjustment according to the blood pressure(normalized: DBP\<90mmHg, responding non normalized:DBP≥90mmHg and a decrease of DBP≥10mmHg, non responding: decrease of DBP\<10mmHg and DBP≥90mmHg) for the period between 6 and 12 weeks:~• Or 300 mg/day for non responding patients and responding patients non normalized randomized in the group B"