Taking valsartan capsules for a week without effect, you can go to the hospital under the guidance of the doctor to change other antihypertensive drugs or combination of drugs. Valsartan capsule belongs to the angiotensin II receptor antagonist, after the use of angiotensin II receptor can antagonize the role of tissue angiotensin II receptor, so as to inhibit vasoconstriction and aldosterone release, is mainly used for mild, moderate hypertension and other diseases of the treatment. If the blood pressure is not controlled in the ideal range after one week of antihypertensive treatment with valsartan capsules, then other antihypertensive drugs or combination drugs, such as hydrochlorothiazide, metoprolol, nifedipine, felodipine, etc., can be replaced after the doctor’s comprehensive assessment of the condition. The use of the above drugs can reduce extracellular volume, lower peripheral vascular resistance, as well as inhibit myocardial contractility and slow down the heart rate, thus enhancing the intensity and prolonging the duration of blood pressure lowering. Usually the drug may cause dizziness, headache, insomnia and other discomforts after taking it. The drug is contraindicated in people who are allergic to the components of the drug and in people with severe renal failure. In the course of taking the drug, it is necessary to monitor blood pressure and liver and kidney functions, while pregnant and lactating women need to use the drug under the supervision of a doctor. Specific adjustments to the drug regimen are recommended to consult the cardiovascular medicine department in a timely manner, and the decision is made after a comprehensive assessment of the condition by the doctor.