Clinical Trial to Evaluate the Antihypertensive Effect of AGSCT101 in Patient With Hypertension

Inclusion Criteria: * Male or female outpatients ≥ 19 years of age * Mild to moderate essential hypertension: sDBP 90 \~ 109, sSBP 140 \~ 179 * Subjects who agree to participate in this sudy and give written informed consent * Subjects considered to understand the study, be cooperative, and able to be followed-up until the end of the study Exclusion Criteria: * The sitting DBP is more than 110mmHg or the sitting SBP over 180mmHg * Patients with postural hypotension * Patients with severe renal(Creatinine more 1.5mg/dl), gastrointestinal, hematological or hepatic(AST, ALT more 3 times more than upper limit of normal)disease * Female of childbearing potential who does not undergo hysterectomy or is not post-menopausal * Patients judged to have a history of alcohol or drug abuse by the investigator * Patients with a history of myocardial infarction, severe coronary artery disease or clinically significant heart failure or valvular defect in last 6 months * Patients with uncontrolled diabetes mellitus * Patients participated other clinical trial 12 weeks before Screening Patients judged to be inappropriate for this study by the investigator with other reasons