This is an enlargement of the prostate gland. In BPH there may be difficulties in passing urine as the enlarged prostate can cause a blockage. Patients with BPH often notice an increased urge to empty the bladder, especially at night. Many men over 60 years of age have some BPH. There are many different treatment options available for people with BPH. Most commonly your doctor can prescribe tablets to improve urinary function.