Androstanolone propionate (brand name Pesomax), also known as stanolone propionate or dihydrotestosterone propionate (DHTP), as well as 5ñ-androstan-17ò-ol-3-one 17ò-propionate, is a synthetic androgen and anabolic steroid and a dihydrotestosterone ester that is marketed in Italy. It is used as an injectable and acts as a prodrug of androstanolone (stanolone, dihydrotestosterone, DHT).