Study to Evaluate the Efficacy and Safety of SPH3127 In Patients With Mild-moderate Essential Hypertension

Exclusion Criteria

• •1. Diagnosed with secondary hypertension, suspected grade 3 hypertension, acute hypertension, or at risk when current antihypertensive therapy discontinued;
• •2. Suffered by severe heart disease within 6 months;
• •3. Suffered by severe cerebrovascular disease within 6 months;
• •4. Suffered by severe or malignant retinopathy;
• •5. Out of controlled diabetes;
• •6. History of malignant tumor;
• •7. History of mental disorder;
• •8. Subject is planning or in use of other antihypertensive drugs or other drugs may affect blood pressure during the trial;
• •9. Alcohol or drug abuse;
• •10. Pregnant, lactating women or subject is planning to pregnant within 6 months after the trial;
• •11. Assessed by the investigators as unsuitable for participating in the study.