Tilmisartan hydrochlorothiazide works by lowering blood pressure, and its most common side effects are dizziness, occasional fainting, sensory abnormalities, and may also cause adverse reactions such as bronchitis, pharyngitis, sinusitis, hypokalemia, hyperuricemia, and hyponatremia. Timosartan hydrochlorothiazide is a combination of an angiotensin II receptor antagonist (timosartan) and a thiazide diuretic (hydrochlorothiazide). The combination of these two ingredients has a cumulative antihypertensive effect with a strong antihypertensive effect. The drug is indicated for the treatment of essential hypertension. When using the drug, it is necessary to pay attention to the fact that the drug is contraindicated in people who are allergic to sulfonamide derivatives or allergic to the components of the product; the drug should be contraindicated in patients with pregnancy, cholestatic disorders, biliary obstructive disorders, severe hepatic impairment, as well as in patients with refractory hypokalemia, hypercalcemia; the drug is used with caution in athletes; it is not possible to use the drug and aliskiren at the same time in patients with diabetes mellitus or nephrogenic insufficiency. The drug needs to be used under the supervision of a doctor.