Hawthorn water does not lower blood pressure, and it is recommended that hypertensive patients take antihypertensive drugs regularly under the guidance of doctors. Hawthorn is rich in citric acid, tartaric acid, vitamin, malic acid and hawthorn acid, which are not found to have the effect of lowering blood pressure, so drinking hawthorn water does not lower blood pressure. It is recommended that hypertensive patients take antihypertensive drugs regularly for a long time and choose the suitable antihypertensive drugs according to the guidance of cardiology department. 1. Diuretics: furosemide and hydrochlorothiazide, etc. 2. β-blockers: propranolol and metoprolol, etc. 3. Angiotensin converting enzyme inhibitors: captopril and fosinopril, etc. 4. Calcium receptor blockers: nifedipine and verapamil, etc. 5 Angiotensin II receptor antagonists: valsartan and olmesartan. The above drugs are recommended to be used according to the doctor’s prescription and should not be taken by oneself.