Norgestrienone

Norgestrienone is a progestin medication which was previously used in birth control pills, but is no longer available. It is taken by mouth.

Medical uses

Norgestrienone was used in combination with ethinylestradiol in birth control pills. It has also been used as a component of menopausal hormone therapy for the treatment of menopausal symptoms.

Pharmacology

As a progestin, norgestrienone is a synthetic steroid and a derivative of progesterone. It mimics the action of progesterone in the body, and has potent progestogenic and moderate androgenic and glucocorticoid activity.

History

Norgestrienone was introduced for medical use, specifically in birth control pills, in the 1960s. It is no longer marketed and hence is no longer available in any country.

Society and culture

Norgestrienone was marketed under a variety of brand names including Planor, Miniplanor, and Cycloestrol in combination with ethinylestradiol. It is no longer available in any formulation.

See also

• List of progestogens
• List of androgens/anabolic steroids

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