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Second Generation ProgestinAka: Norethindrone Acetate, Ethynodiol Diacetate

See Also
1. Oral Contraceptive
2. Progestin
Class
1. 19 Nor-Testosterone Progestin: Estrane
Norethindrone Acetate
1. Relative Progestational Activity: 1.2
  1. Estrogenic Activity: 1.5
  2. Androgenic Activity: 1.6
  3. Endometrial Activity: 0.4
  4. Anti-Estrogen: Active
  5. Anabolic: Active
2. Preparations: Ethinyl Estradiol
  1. Loestrin 1/20
  2. Loestrin 1.5/30
  3. Norlestrin (1/50, 2.5/50)
  4. Estrostep (1 / 20 - 30 - 35)
Ethynodiol diacetate
1. Relative Progestational Activity: 1.4
  1. Estrogenic Activity: 3.4
  2. Androgenic Activity: 0.6
  3. Endometrial Activity: 0.4
  4. Anti-Estrogen: Active
  5. Anabolic: Inactive
2. Preparations
  1. Ethinyl Estradiol
    1. Demulen 1/35
    2. Demulen 1/50
  2. Mestranol
    1. Ovulen (1/100)
References
1. Cerel-Suhl (1999) Am Fam Physician 60(7):2073
2. Speroff (1993) Obstet Gynecol 81:1034
3. Dickey (1998) Managing Contraceptive Pill Patients

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This page was written by Scott Moses, MD. This page was last revised before 5/10/08, prior to consistent tracking of revision date. This page was last published on 6/1/2008. Please send comments and questions to the editor. Contact information may be found on the page About the Family Practice Notebook. These pages are best viewed with Microsoft Internet Explorer 6.0.