Clinical Characteristics and Medication Satisfaction of Kanarb Tablet in Korean Hypertensive Patient(Kanarb-Hypertension Epidemiology Medication Satisfaction Study)

Inclusion Criteria: Step1 * Over 20 years old * Essential hypertensive patients who taking anti-hypertensive drugs during previous 1 month Step2 * Patients does not taking Fimasartan * Patient's medication satisfaction score under 4 Exclusion Criteria: * Patients with secondary hypertension * Patients with orthostatic hypotension who has sign and symptom * Patients with known severe or malignancy retinopathy * Patients with significant investigations; abnormal renal function * Childbearing and breast-feeding women * Patients with history of allergic reaction to any angiotensin II antagonist