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Testifenon, also known as testiphenon, testiphenone, chlorphenacyl dihydrotestosterone ester, or dihydrotestosterone 17β-(4-(bis(2-chloroethyl)amino)phenyl)acetate, is a synthetic anabolic–androgenic steroid (AAS) and a cytostatic antineoplastic agent (i.e., chemotherapeutic) that was never marketed.
Testosterone is a medication and naturally occurring steroid hormone. [9] It is used to treat male hypogonadism, gender dysphoria, and certain types of breast cancer. [9] [10] It may also be used to increase athletic ability in the form of doping. [9]
The four testosterone esters are as follows; . 30 mg testosterone propionate [1]; 60 mg testosterone phenylpropionate [1]; 60 mg testosterone isocaproate [1]; 100 mg testosterone decanoate [1]
This is an accepted version of this page This is the latest accepted revision, reviewed on 7 February 2025. Polycyclic organic compound having sterane as a core structure This article is about the family of polycyclic compounds. For the drugs, also used as performance-enhancing substances, see Anabolic steroid. For the scientific journal, see Steroids (journal). For the Death Grips EP, see ...
A variety of synthetic steroids and sterols have also been contrived. Most are steroids, but some nonsteroidal molecules can interact with the steroid receptors because of a similarity of shape. Some synthetic steroids are weaker or stronger than the natural steroids whose receptors they activate. [8] Some examples of synthetic steroid hormones:
As such, the distinction between the terms anabolic steroid and androgen is questionable, and this is the basis for the revised and more recent term anabolic–androgenic steroid (AAS). [70] [75] [218] David Handelsman has criticized terminology and understanding surrounding AAS in many publications.
Testosterone cypionate, sold under the brand name Depo-Testosterone among others, is an androgen and anabolic steroid (AAS) medication which is used mainly in the treatment of low testosterone levels in men, [2] [3] [4] including hormone therapy for transgender men.
Epitestosterone, or isotestosterone, also known as 17α-testosterone or as androst-4-en-17α-ol-3-one, is an endogenous steroid and an epimer of the androgen sex hormone testosterone. It is a weak competitive antagonist of the androgen receptor (AR) and a potent 5α-reductase inhibitor .