Nifedipine extended-release tablets will not cause increased nocturia, increased nocturia may be due to other drugs taken or early renal insufficiency, etc. It is recommended that urine routine examination to clarify the cause of the symptomatic treatment. Nifedipine is a calcium channel blocker, clinically used in the treatment of hypertension, angina pectoris and other diseases, which can reduce systemic blood pressure and renal perfusion, usually does not cause increased nocturia. However, adverse reactions such as jaundice, chest pain, flushing, palpitations, abdominal pain, etc. may occur after taking the drug, and serious cases need to consult a doctor. The drug is contraindicated in drug allergy, pregnant women and children. For people with high blood pressure, the increase in nocturnal urination on the one hand may be the physiological increase in urination caused by drinking water before going to bed, but also may be caused by taking diuretic drugs such as hydrochlorothiazide. In addition, if there is a combination of renal impairment disease, diabetes and other diseases may also lead to increased nocturia. Long-term increase in nocturia, it is recommended to go to the hospital in time.