Thanks for the reply, it is fenbendazole. She is not hitting the block all the time so I don't guess she's getting an overdose. We have it available free choice for the cows, only four right now. It has been out for a few weeks and still quite large so nobody is eating too much of it. The...
Books I've read say horse urine normally has a lot of mucos in it and can normally look cloudy and turbid. It also has lots of minerals and salts in it normally.