Frequent nocturia after ovarian injection may be a normal physiological reaction, or it may be caused by drinking too much water before going to bed, urinary tract infection, etc. Patients can improve their condition through general treatment and medication. 1. Normal physiological reaction: frequent nocturia after ovarian injection may be due to ovarian hyperstimulation caused by the normal physiological reaction, if there is no other discomfort, can not be treated, pay attention to observation can be; if accompanied by abdominal pain, bleeding, etc. should be timely medical treatment. 2. Drinking too much water: Drinking too much water before going to bed may also cause frequent nocturia, before going to bed, you should reduce the amount of water, reduce the amount of fruits, milk and other foods, maintain a relaxed mood, pay attention to observation. 3. Urinary tract infection: patients in the acute stage should pay attention to rest, and at the same time drink more water, diligent urination, flushing the urinary tract. Antibiotics, such as levofloxacin, cefuroxime, etc.; alkaline drugs, such as sodium bicarbonate, potassium citrate, etc. can be treated under the guidance of the doctor. It is recommended that patients strictly follow the doctor’s instructions to use medication, do not change the dose of drugs or private abuse of drugs, pay attention to monitoring the condition in life, if the symptoms continue to worsen or other adverse reactions, you should seek medical treatment in a timely manner.