Biodyl, Franck's Pharmacy, and Florida Polo Horse Deaths ... ScienceBlogs - ‎Apr 24, 2009‎ The deaths have now been associated with injection of a veterinary mineral supplement produced by a compounding pharmacy in Ocala, Florida. ... No 'smoking gun' in horse deaths Gainesville Sun information on deaths of 21 polo horses WCBD ScienceBlogs  - ScienceBlogs all 1,307 news articles »