Side effects of Valsartan Hydrochlorothiazide Capsules include headache, dizziness, cough, nausea, frequent urination, pain in limbs, weakness, etc., and the medication should be used in accordance with the doctor’s instructions. Valsartan Hydrochlorothiazide Capsules is a combination preparation containing valsartan and hydrochlorothiazide and is indicated for the treatment of essential hypertension. The use of the drug may cause a variety of side effects, commonly headache, dizziness, less common are fatigue, depression, cough, rhinitis, nausea, diarrhea, urinary frequency, urinary tract infections, arm and leg pain, weakness, hyperkalemia, abnormalities in liver and kidney function. This drug is contraindicated in allergy, pregnant women, lactating women, severe liver and kidney failure, refractory hypokalemia. Hypertensive patients need to use the drug reasonably under the guidance of a physician, if any adverse reaction occurs after the use of the drug need to stop the drug and seek medical advice.