II. General

  1. Depends on Estrogen stimulating Progestin receptors

III. Characteristics

  1. Conditions associated with High Progestin Activity
    1. Increased Appetite
    2. Major Depression
  2. Conditions associated with Low Progestin Activity
    1. Mid-cycle spotting (days 10-21)
    2. Heavy Menses
    3. Dysmenorrhea

IV. Preparations: Progestins with most potent Progestational Activity

  1. Progestin Activity based on Norethindrone mg/day
  2. Gestodene (12.6)
  3. Desogestrel (9.0)
  4. Levonorgestrel (5.3)
  5. dl-Norgestrel (2.6)
  6. Norethindrone (1.0) - Low reference

VI. References

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