IMPROVEST® / IMPROVAC® (gonadotropin releasing factor analog-diphtheria toxoid conjugate) is a sterile solution for subcutaneous injection. For a temporary immunological castration of intact male pigs intended for market (suppression of testicular function, boar taint reduction) and for the temprary suppresion of ovarian activity and estrus in female pigs intended for market (not breeding). Two subcutaneous doses, at least four weeks appart.

Product names and label claims for global brands can vary by country. Please refer to your country Zoetis website to for exact country details of product names and label claims. As appropriate, please also contact your veterinarian for more information.