Omeprazole 2gm/tablespoon flavored oral powder compounded for horses. Published on July 26, 2016 in Omeprazole Flavored Oral Powder Compounded for HorsesFull resolution (1695 × 1132) Omeprazole 2gm/tablespoon flavored oral powder compounded for horses. Omeprazole 2gm/tablespoon flavored oral powder compounded for horses.