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1-Testosterone is an anabolic steroid that differs from testosterone by having a 1,2-double bond instead of 4,5-double bond in its A ring.
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19-Nor-5-andorstenedione is a prohormone which has the potential to affect bodily levels of testosterone once metabolized in vivo. It is regulated in the United States as a schedule III controlled substance, and prohibited by the World Anti-Doping Agency for …
19-Norandrostenedione refers to two steroid isomers that were once marketed as dietary supplements and mainly used by body builders. After 2005, 19-Norandrostenedione was regulated in the United States as a schedule III controlled substance, as well as banned…
4-Hydroxytestosterone is testosterone substituted with a hydroxy group on the fourth carbon atom. It is an anabolic steroid with no therapeutic indications, which is prohibited from use in sports by the World Anti-Doping Agency. Formestane (Lentaron) acts …
5-androstenedione is a prohormone of testosterone. In the United States, the Controlled Substance Act is inclusive to anabolic steroids and their precursors. Thus 5-androstenedione is a controlled substance, and its use in athletes is prohibited by The World …
5alpha-androstane-3beta,17alpha-diol is the unspecified form of the steroid, normally a major metabolite of [testosterone] with androgenic activity. It has been implicated as a regulator of gonadotropin secretion.
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The 5-beta-reduced isomer of androsterone. Etiocholanolone is a major metabolite of testosterone and androstenedione in many mammalian species including humans. It is excreted in the urine. [PubChem]
A synthetic steroid with progestational activity. It is widely marketed throughout Europe, including Russia and many other European countries, and is also available in Japan, Hong Kong, India, Bangladesh, Indonesia, and much of Southeast Asia, though notably …
Androstenediol is an intermediate in [testosterone] biosynthesis, found in the testis or the adrenal glands. Androstenediol, derived from dehydroepiandrosterone by the reduction of the 17-keto group (17-hydroxysteroid dehydrogenases), is converted to testoste…
A delta-4 C19 steroid that is produced not only in the testis, but also in the ovary and the adrenal cortex. Depending on the tissue type, androstenedione can serve as a precursor to testosterone as well as estrone and estradiol.
Boldenone is an anabolic steroid developed for veterinary use, mostly for treatment of horses. It is not indicated for use in humans in the US and is only available through veterinary clinics.
A 17-alkylated orally active androgenic steroid. A Schedule IV drug in Canada.
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Degarelix is used for the treatment of advanced prostate cancer. Degarelix is a synthetic peptide derivative drug which binds to gonadotropin-releasing hormone (GnRH) receptors in the pituitary gland and blocks interaction with GnRH. This antagonism reduces l…
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Desogestrel, a prodrug, is a third generation progestogen[A176315] and hence, a member of the gonane family which was largely used in Europe before being approved in the US and Canada.[A176339] It was firstly generated from a study that showed that 11-beta an…
Dienogest is an orally-active semisynthetic progestogen which also possesses the properties of 17?-hydroxyprogesterone. It is a derivative of 19-nortestosterone and has antiandrogenic properties. It is primarily used as a contraceptive in combination with eth…
Drostanolone (also known as dromostanolone) is a potent synthetic androgenic anabolic steroid similar to testosterone. Drostanolone is indicated in postmenopausal women with recurrent breast cancer, in a combined hormone therapy.
Dutasteride is an oral synthetic 4-azasteroid commonly marketed under the trade name Avodart. It is a novel dual 5?-reductase inhibitor that works by blocking both isoforms of 5?-reductase enzymes in a potent, selective, and irreversible manner.[A1909] Type I…
Epitestosterone is the 17-alpha isomer of testosterone, derived from pregnenolone via the delta5-steroid pathway, and via 5-androstene-3-beta,17-alpha-diol. Epitestosterone acts as an antiandrogen in various target tissues. The ratio between testosterone/epit…
Estrone, one of the major mammalian estrogens, is an aromatized C18 steroid with a 3-hydroxyl group and a 17-ketone. It is produced in vivo from androstenedione or from testosterone via estradiol. It is produced primarily in the ovaries, placenta, and in peri…
Etonogestrel molecule is a 3-ketodesogestrel or 19-nortestosterone which is a synthetic biologically active metabolite of progestin desogestrel.[A37184] The first product including etonogestrel was developed by the Merck subsidiary Organon and FDA approved in…
Finasteride is a synthetic 4-azasteroid compound [L10565] and specific inhibitor of steroid Type II 5?-reductase, which is an intracellular enzyme that converts the androgen testosterone into 5?-dihydrotestosterone (DHT). It works in a similar fashion as [dut…
An anabolic steroid that has been used in the treatment of male hypogonadism, delayed puberty in males, and in the treatment of breast neoplasms in women.
Formebolone, a derivative of androstane, is an anabolic androgenic steroid. It is on the list of substances prohibited by the Word Anti-Doping Agency, and is regularly screened for in athletes.[A14416] It is also classified by the US Drug Enforcement Administ…
Formestane was the first selective, type I, steroidal aromatase inhibitor used in the treatment of estrogen-receptor positive breast cancer in post-menopausal women. Formestane suppresses estrogen production from anabolic steroids or prohormones. Formestane i…
Gestrinone, also known as ethylnorgestrienone, is a synthetic steroid of the 19-nortestosterone group that is marketed in Europe, Australia, and Latin America, though not the United States or Canada, and is used primarily in the treatment of endometriosis. …
Ginsenosides are a class of steroid glycosides, and triterpene saponins, found exclusively in the plant genus Panax (ginseng). Ginsenosides have been the target of research, as they are viewed as the active compounds behind the claims of ginseng's efficacy. B…
Goserelin is a synthetic hormone. In men, it stops the production of the hormone testosterone, which may stimulate the growth of cancer cells. In women, goserelin decreases the production of the hormone estradiol (which may stimulate the growth of cancer cell…
Histrelin is a gonadotropin-releasing hormone (GnRH) agonist that acts as a potent inhibitor of gonadotropin when administered as an implant delivering continuous therapeutic doses. This drug is a synthetic analog of naturally occurring GnRH with a higher pot…
Levonorgestrel (LNG) is a synthetic progestogen similar to [Progesterone] used in contraception and hormone therapy.[A181988,T659] Also known as Plan B, it is used as a single agent in emergency contraception, and as a hormonal contraceptive released from an …
Lutropin alfa is a recombinant human luteinizing hormone produced in yeast with 2 subunits, alpha = 92 residues, beta = 121 residues. It is a heterodimeric glycoprotein made up of monomeric units. Lutropin alfa was the first and only recombinant human form of…
Mesterolone is a synthetic anabolic-androgenic steroid (AAS) and derivative of dihydrotestosterone (DHT). It is inactivated by 3?-hydroxysteroid dehydrogenase in skeleta muscules so it is considered a weak androgen. It is not a substrate for aromatase so it i…
Methyl-1-testosterone is a synthetic and orally active anabolic–androgenic steroid (AAS) which was never marketed for medical use. It is a derivative of 1-testosterone with a methyl group in the carbon 17. Methyl-1-testosterone is considered a prohibited dopi…
A synthetic anabolic steroid used for treating men with testosterone deficiency or similar androgen replacement therapies. Also, has antineoplastic properties and so has been used secondarily in women with advanced breast cancer. Methyltestosterone is a sched…
Mibolerone is a potent anabolic steroid which is both higher affinity and more selective for the androgen receptor than metribolone.
Nandrolone, also known as 19-nortestosterone or 19-norandrostenolone, is a synthetic anabolic-androgenic steroid (AAS) derived from testosterone.
Nandrolone decanoate, also known as nandrolone caprinate, is an alkylated anabolic steroid indicated in the management of anemia of renal insufficiency and as an adjunct therapy in the treatment of senile and postmenopausal osteoporosis.[A233789,A233849,L3256…
C18 steroid with androgenic and anabolic properties. It is generally prepared from alkyl ethers of estradiol to resemble testosterone but less one carbon at the 19 position. It is a schedule III drug in the U.S.
Norethisterone, also known as norethindrone, is a synthetic progestational hormone belonging to the 19-nortestosterone-derived class of progestins.[A10367] It is further classified as a second-generation progestin, along with [levonorgestrel] and its derivati…
Oxabolone cipionate is the C17? cypionate ester and a prodrug of [DB01500]. A synthetic anabolic-androgenic (AAS) steroid, it is a derivative of 19-nortestosterone (nandrolone). It is considered as a performance enhancing drug thus is prohibited from use in s…
Prasterone, also known as dehydroepiandrosterone (DHEA) is a major C19 steroid produced by the adrenal cortex. It is also produced in small quantities in the testis and the ovary. Dehydroepiandrosterone (DHEA) can be converted to testosterone; androstenedione…
Relugolix is a gonadotropin-releasing hormone (GnRH) receptor antagonist used in the treatment of several hormone-responsive conditions. It was first approved in Japan in 2019, under the brand name Relumina, for the symptomatic treatment of uterine fibroids,[…
A potent androgenic metabolite of testosterone. Dihydrotestosterone (DHT) is generated by a 5-alpha reduction of testosterone. Unlike testosterone, DHT cannot be aromatized to estradiol therefore DHT is considered a pure androgenic steroid.