The first drug is bisoprolol, which is a common hypertension drug and is mainly used to treat hypertension caused by angina pectoris and cerebrovascular diseases. The second drug is a calcium channel blocker. Amlodipine is a commonly used drug, which can treat all kinds of hypertension. Many consumers will take this medicine to lower their blood pressure in their lives. The third drug is hydrochlorothiazide, which is a hypertension drug used by the elderly. It can lower blood pressure and treat other symptoms caused by hypertension.