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Norethindrone

Norethindrone

CAS : 68-22-4
Molecular Formula : C20H26O2
Formula Weight : 298.42
Description :
Norethisterone is a synthetic man-made molecule used in some combined oral contraceptive pills and in some progestin only pills. It is a progestin and can be used to treat premenstrual syndrome, painful periods, abnormal heavy bleeding, irregular periods, menopausal syndrome  or to postpone a period. Norethindrone was the first orally highly active progestin to be synthesized. It was the progestin used in one of the first two oral contraceptives. It is often used as the related ester, norethisterone acetate.

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