Make sure your doctor knows if you have kidney or liver disease.
When you first begin using this medicine, the symptoms of prostate cancer may get worse for a short time, or you may start having new symptoms. These symptoms may include bone pain, blood in the urine, or trouble urinating. This is only temporary. However, the symptoms may become serious enough to need medical attention. Discuss this with your doctor. Make sure you understand what symptoms to watch for and when you need to call the doctor.