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  • Estradiol - Wikipedia
    The name estradiol derives from estra-, Gk οἶστρος (oistros, literally meaning "verve or inspiration"), [107] which refers to the estrane steroid ring system, and -diol, a chemical term and suffix indicating that the compound is a type of alcohol bearing two hydroxyl groups
  • Estrogen - Wikipedia
    Estrogen (US English [a]) or oestrogen (Commonwealth English) is a category of sex hormone responsible for the development and regulation of the female reproductive system and secondary sex characteristics [1][2] There are three major endogenous estrogens that have estrogenic hormonal activity: estrone (E1), estradiol (E2), and estriol (E3) [1][3] Estradiol, an estrane, is the most potent and prevalent [1] Another estrogen called estetrol (E4) is produced only during pregnancy Estrogens
  • Testosterone - Wikipedia
    Testosterone is the primary male sex hormone and androgen in males [4] In humans, testosterone plays a key role in the development of male reproductive tissues such as testicles and prostate, as well as promoting secondary sexual characteristics such as increased muscle and bone mass, and the growth of body hair It is associated with increased aggression, sex drive, dominance, courtship display, and a wide range of behavioral characteristics [5] In addition, testosterone in both sexes is
  • Estradiol enanthate - Wikipedia
    Estradiol enanthate (EEn or E2-EN), also spelled estradiol enantate and sold under the brand names Perlutal and Topasel among others, is an estrogen medication which is used in hormonal birth control for women [1][2][11] It is formulated in combination with dihydroxyprogesterone acetophenide (DHPA; algestone acetophenide), a progestin, and is
  • Estrone - Wikipedia
    Estrone (E1), also spelled oestrone, is a steroid, a weak estrogen, and a minor female sex hormone [1] It is one of three major endogenous estrogens, the others being estradiol and estriol [1] Estrone, as well as the other estrogens, are synthesized from cholesterol and secreted mainly from the gonads, though they can also be formed from adrenal androgens in adipose tissue [2] Relative to estradiol, both estrone and estriol have far weaker activity as estrogens [1] Estrone can be
  • Estriol - Wikipedia
    Estriol (E3), also spelled oestriol, is a steroid, a weak estrogen, and a minor female sex hormone [1][2] It is one of three major endogenous estrogens, the others being estradiol and estrone [1] Levels of estriol in women who are not pregnant are almost undetectable [3] However, during pregnancy, estriol is synthesized in very high quantities by the placenta and is the most produced estrogen in the body by far, [3][4] although circulating levels of estriol are similar to those of other
  • Ethinylestradiol - Wikipedia
    Ethinylestradiol (EE) is an estrogen medication which is used widely in birth control pills in combination with progestins [7][8] Ethinylestradiol is widely used for various indications such as the treatment of menopausal symptoms, gynecological disorders, and certain hormone-sensitive cancers It is usually taken by mouth but is also used as a patch and vaginal ring [7][12] The general side effects of ethinylestradiol include breast tenderness and enlargement, headache, fluid retention
  • Nandrolone - Wikipedia
    Nandrolone, also known as 19-nortestosterone, is an endogenous androgen It is also an anabolic steroid (AAS) which is medically used in the form of esters such as nandrolone decanoate (brand name Deca-Durabolin) and nandrolone phenylpropionate (brand name Durabolin) [2][12][8][13] Nandrolone esters are used in the treatment of anemias, cachexia (muscle wasting syndrome), osteoporosis, breast cancer, and for other indications [8] They are now used by oral administration or instead are
  • Pregnenolone - Wikipedia
    Pregnenolone (P5), or pregn-5-en-3β-ol-20-one, is an endogenous steroid and precursor metabolic intermediate in the biosynthesis of most of the steroid hormones, including the progestogens, androgens, estrogens, glucocorticoids, and mineralocorticoids [1] In addition, pregnenolone is biologically active in its own right, acting as a neurosteroid [2] In addition to its role as a natural hormone, pregnenolone has been used as a medication and supplement; for information on pregnenolone as





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