Pharm

Third Generation Progestin

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Third Generation Progestin, Norgestrel, Levonorgestrel

  • Class
  1. 19 Nor-Testosterone Progestin: Gonane
  • Preparation
  • dl-Norgestrel
  1. Relative Progestational Activity: 2.6
    1. Estrogenic Activity: 0
    2. Androgenic Activity: 4.2
    3. Endometrial Activity: 2.6
    4. Anti-Estrogen: Active
    5. Anabolic: Active
  2. Preparations
    1. Ethinyl Estradiol
      1. Lo-Ovral (0.3/30)
      2. Ovral (0.5/50)
    2. Progesterone only OCP (Mini-Pill)
      1. Ovrette (0.075)
  • Preparation
  • Levonorgestrel
  1. Relative Progestational Activity: 5.3
    1. Estrogenic Activity: 0
    2. Androgenic Activity: 8.3
    3. Endometrial Activity: 5.1
    4. Anti-Estrogen: Active
    5. Anabolic: Active
  2. Preparations with Ethinyl Estradiol
    1. Alesse (0.1/20)
    2. Nordette (0.15/30)
    3. Monofeme (0.15/30)
    4. Levlen (0.15/30)
    5. Triphasil (0.05/30 - 0.075/40 - 0.125/30)
    6. Seasonale (0.15/30) - seasonal Contraception
    7. Lybrel (0.09/20) - continuous
  • Adverse Effects
  1. See Oral Contraceptive
  2. Higher risk of Thromboembolism than other OCPs