It is possible to take antihypertensive drugs after kidney cancer surgery. Taking antihypertensive drugs after kidney cancer surgery has certain protective effect on kidney and has little side effect on body. Antihypertensive drug is a kind of drug that can control blood pressure. Antihypertensive drug can inhibit α-receptor or β-receptor, or dopamine secretion, adrenaline secretion and so on. For kidney cancer patients, it is necessary to maintain patients’ physical and mental health, enhance patients’ confidence in disease treatment, eliminate fear, actively cooperate with doctors to do relevant treatment, and at the same time, it is necessary to monitor their condition. During the period of gastric tube, it is necessary to follow the doctor’s instruction to take fluid food after exhausting the gas, limit the intake of protein and salt, and follow the doctor’s instruction to take full amount of medicines with sufficient duration of treatment. Regular checkups, early appropriate activities to promote the recovery of symptoms. If there are any uncomfortable symptoms, it is necessary to consult a doctor in time. Avoid eating too many sugary drinks and high-energy foods, you should also stop smoking and drinking, and eat more vegetables.