Tolvaptan Tablet cannot cure polycystic kidney, but it can slow down the disease progression in some patients. Polycystic kidney disease is a kind of congenital genetic disease, and its effect on kidney is mainly in destroying the normal physiological structure of kidney, which eventually causes the failure of kidney function and leads to end-stage renal disease. In terms of drug therapy, there is no clear and effective drug for the treatment of polycystic kidney disease. Multidisciplinary treatment is needed after comprehensive evaluation. If the cysts of polycystic kidney patients have bleeding, infection, severe pain caused by stones, abdominal hemorrhage, etc.. Then surgical treatment is needed. Tolvaptan tablets are mainly used to treat fluid retention caused by heart failure with hyponatremia or other diuretics that are not effective. It can be used as an adjunctive treatment for autosomal dominant polycystic kidney disease, which can slow down the progression of the disease in some patients. If you need to take tolvaptan for polycystic kidney disease, you should go to the regular hospital in time, follow the doctor’s instructions to standardize the treatment, do not self-medication.