Heres a website with a natural cure. I also posted an excerpt form the article. Ummm, someone tell me how it works for them.
http://www.shirleys-wellness-cafe.com/urine.htm
"Morarji Desai boldly and emphatically declared before the world that he drank his own urine regularly and that was the secret of his longevity and exuberant health, the most valuable and beneficial information that is being given to you through this booklet, which can prove to be a boon to our poor country and which is capable of curing a host of diseases ranging from common cold to cancer and arthritis to AIDS, would have remained hidden in some unknown quarters and the entire mankind would have been deprived of shivambu."