selenium overdose

tags: polo horses, poisoned polo ponies, Florida, International Polo Club Palm Beach, Lechuza Caracas, Franck's Pharmacy, Biodyl, selenium A Lechuza pony stands ready for play. Image: New York Social Diary (2008). The mysterious deaths of twenty-one Venezuelan polo horses was apparently due to a mistake by the pharmacy that incorrectly prepared the vitamin-and-electrolyte cocktail that was injected into these horses prior to their match on Sunday. A chemist at Franck's Pharmacy in Ocala, Florida added ten times the requested dosage of selenium to the cocktail. It appears this was an error…