4-Hydroxytestosterone
（重定向自Hydroxytestosterone）
![Skeletal formula of 4-hydroxytestosterone](/Images/godic/202501/19/4-hydroxytestosterone0041.png")
![Ball-and-stick model of the 4-hydroxytestosterone molecule](/Images/godic/202501/19/4-Hydroxytestosterone-3D-balls0041.png")
4-Hydroxytestosterone (4-OHT), also known as 4,17β-dihydroxy-4-androstene-3-one, is an anabolic steroid. It was first patented by G.D. Searle & Company in 1955 and is testosterone with a hydroxy group at the four position. 4-OHT has moderate anabolic, mild androgenic, and anti-aromatase properties and is similar to the steroid clostebol.