Another name for Nocturia is Increased Urination At Night.
What is increased urination at night?
A person with increased urination at night wakes up more frequently than usual, in order to urinate during the night. Depending on how much fluid a person drinks during the day, most people urinate every 4 to 6 hours during the night. Causes of increased urination at night include bladder infections, congestive heart failure, interstitial cystitis, diabetes, and high blood sugar. Causes of increased urination at night in men include prostate enlargement, prostate cancer, and prostatitis. Causes of increased urination at night in women include uterine fibroids, uterine prolapse, and urethral syndrome.
What are the symptoms of increased urination at night?
Symptoms that occur with increased urinary frequency at night may include a sensation of bladder fullness, increased urge to urinate, urinary incontinence, pain during urination, blood in the urine, lower abdominal pain, low back pain, or flank pain.
How does the doctor treat increased urination at night?
The treatment for increased urination at night depends on the underlying cause. Treatment for increased urination at night may include medications that relax the bladder. In those who have a bladder infection, treatment includes an antibiotic.
For more information:
- Brubaker L, Chapple C, Coyne KS, Kopp Z. Patient-reported outcomes in overactive bladder: importance for determining clinical effectiveness of treatment. Urology. 2006 Aug;68(2 Suppl):3-8. 
- Czaja CA, Hooton TM. Update on acute uncomplicated urinary tract infection in women. Postgrad Med. 2006 Jun-Jul;119(1):39-45. 
- Hung MJ, Ho ES, Shen PS, Sun MJ, et al. Urgency is the core symptom of female overactive bladder syndrome, as demonstrated by a statistical analysis. J Urol. 2006 Aug;176(2):636-40. 
- Staskin DR. Overactive bladder in the elderly: a guide to pharmacological management. Drugs Aging. 2005;22(12):1013-28.