Does cow urine have medicinal properties?
Interesting question anomdsgf. There are substances present in Bos taurus urine that promote antimicrobial activity. Studies like this and this have shown how the urine can inhibit the growth of certain bacterial strains. 

However, with all that said, Bos taurus urine could still contain other harmful bacteria that are not inhibited simply because it was excreted out of a cows urethra and could cause infections. Read more on possible harmful effects here.