Frequent nocturnal urination is considered to be related to vulvovaginitis, cystitis, pyelonephritis and other diseases, and can be treated with drugs such as minocycline hydrochloride capsules, clotrimazole vaginal tablets, and sanguin tablets as prescribed by the doctor. 1. Vulvovaginitis: it is generally due to the inflammation of vulva, it will be down the urethra for retrograde urethra, so that the urethra is stimulated by the inflammation, which causes frequent nocturnal urination phenomenon. Vulvovaginitis may also appear vulvar itching, redness and swelling and other symptoms, can be under the guidance of the doctor to use clotrimazole vaginal tablets, kangwen gel and other drugs to treat. 2. Cystitis: usually due to bladder inflammation will stimulate the mucous membrane of the bladder lining, thus causing frequent nocturia, and there will be symptoms such as urinary urgency, painful urination, etc., under the guidance of the doctor to use minocycline hydrochloride capsules, cefixime capsules and other drugs to treat. 3. Pyelonephritis: Pyelonephritis may lead to inflammatory stimulation of the upper urinary tract, thus causing frequent nocturia. Pyelonephritis will usually have symptoms such as hematuria and painful urination, which can be treated with medicines such as Sanguin Tablets and Levofloxacin Hydrochloride Capsules under the guidance of a doctor. Frequent nocturia may also be caused by bladder stones, vaginitis and other diseases. In daily life, you should pay attention to personal hygiene and cleanliness, reasonable diet and balanced nutrition.