Anti-androgen steroid for the acronym (SAA), an anti-androgen with a chemical structure of a steroid. These compounds are usually the antagonists of the androgen receptor (AR) that are also through blocking the effects of androgens like testosterone and dihydrotestosterone (DHT) and also by suppressing the production of androgens, sex gland act. SAA reduces testosterone concentration through simulation of negative feedback inhibition of the hypothalamus. SAA used in the treatment of endrogen-dependent conditions in men and women. It is also used in veterinary medicine for the same purpose. These medications conversely, anti-androgens, the (NSAAs), which are anti-androgens are steroid has been in terms of structural testosterone communication whatsoever.