19-Norprogesterone
19-Norprogesterone (pronunciation: nɔːrproʊˈdʒɛstəroʊn) is a steroidal progestin that is related to progesterone. It is a synthetic hormone used in medicine to prevent pregnancy, treat menstrual disorders, and manage menopausal symptoms.
Etymology
The term "19-Norprogesterone" is derived from the chemical structure of the compound. The "19-Nor" prefix indicates that the molecule lacks a carbon atom at the 19th position, which is present in the structure of progesterone.
Pharmacology
19-Norprogesterone is a potent progestogen, meaning it binds to and activates the progesterone receptor. This action mimics the effects of the natural hormone progesterone. It is used in contraceptive formulations and hormone replacement therapy.
Related Terms
- Progestin: A synthetic form of progesterone that is used in contraceptive pills.
- Progesterone receptor: A protein within cells that binds to progesterone, allowing it to exert its effects.
- Contraceptive: A method or device used to prevent pregnancy.
- Hormone replacement therapy: A treatment used to supplement the body with hormones that it is no longer able to produce, often used in menopause.
See Also
External links
- Medical encyclopedia article on 19-Norprogesterone
- Wikipedia's article - 19-Norprogesterone
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