A Study to Evaluate Efficacy and Safety of HCP1803-4 in Patients With Essential Hypertension
Patients with essential hypertension whose blood pressure measured in visit1 corresponds to the following conditions
mean sitSBP < 180 mmHg and mean sitDBP < 110 mmHg for patients receiving any BP-lowering drug within 1 month prior to Visit 1
140 mmHg ≤ mean sitSBP < 180 mmHg and 60 mmHg ≤ mean sitDBP < 110 mmHg for patients not receiving BP-lowering drugs within 1 month prior to Visit 1
Patients with essential hypertension who meet 140 mmHg ≤ mean sitSBP < 180 mmHg and 60 mmHg ≤ mean sitDBP < 110 mmHg at Visit 2
Difference between arms greater than 20 mmHg for mean sitSBP or 10 mmHg for mean sitDBP at Visit 1
Patients who have taken more than three components of Blood pressure medication within 3 months prior to Visit 1
Orthostatic hypotension with symptoms within 3 months prior to visit 1
Secondary hypertensive patient or suspected to be