Solvet ASA Bolus delivers 15.5 g of acetylsalicylic acid per bolus for dependable analgesic and antipyretic support in cattle and horses. This nonsteroidal anti-inflammatory (NSAID) oral bolus is easy to administer and fits seamlessly into everyday equine care and cattle health routines. The 50-count bucket is a practical choice for barns, ranches, and livestock health products programs. DIN 02243798; non-prescription in Canada.