Valsartan may cause adverse reactions of muscle soreness. Valsartan is used to lower blood pressure, protect cardiac and renal function, etc. It is suitable for all types of mild and moderate hypertension patients. Some of the side effects of valsartan are mainly symptoms such as headache, dizziness, muscle aches and fatigue, rhinitis, back pain, nausea, pharyngitis and arthralgia. Valsartan belongs to the angiotensin II receptor blocking drugs, which directly blocks the angiotensin II receptor thus reducing vasoconstriction and playing a role in lowering blood pressure. It is recommended that patients taking valsartan maintain a light diet, avoid spicy and stimulating foods, eat more vitamin-rich fresh vegetables and fruits and follow the doctor’s instructions, take medication on time, and have regular checkups.