Patients with high blood pressure may experience weakness due to electrolyte disorders caused by the use of some antihypertensive drugs. The symptoms of weakness can be relieved by medication under the supervision of a doctor. If patients take diuretics such as furosemide, hydrochlorothiazide, etc., which will lead to low blood potassium, weakness and other symptoms may occur, it is recommended to consult a doctor in time, and adjust the antihypertensive drugs under the judgment of specialists, and add potassium-preserving diuretics such as spironolactone, or change to antihypertensive drugs such as calcium antagonists. Potassium chloride extended-release tablets can be used in combination, thus relieving the symptoms of weakness. Other etiologies such as anemia may also present with symptoms of weakness, and prompt medical attention should be sought to clarify the etiology. Patients with hypertension should have proper care measures, should follow the doctor’s instructions, do not self-adjustment of medication. It is recommended that hypertensive patients should eat a light diet, eat more, easy to digest food, and maintain a good mood.