Yesterday he ate more of his meds, but not all. I ran out of Isoxuprine but the new that I ordered isn't here yet.
Roger suggested rice bran to make him eat the meds. I did some research on it. It's hard to find good info without paying to subscribe the the vet journals. Most of what you find is stuff to help you realize you need to buy what they happen to have for sale, but no real data. Colorado State has THIS.
Here are some pictures. Janow's girlfriend is Sunbeam. She is also a carriage horse.