Hormonal contraceptive

  • US 6,500,814 B1
  • Filed: 06/05/2000
  • Issued: 12/31/2002
  • Est. Priority Date: 09/11/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for hormonal contraception, comprising:

  • administering orally, transdermally or via depot to a mammal in need thereof, for a continuous and uninterrupted administration period of greater than 110 days, a contraceptive product comprising;

    a gestagen selected from the group consisting of progesterone, chlormadinone acetate, norethisterone acetate, cyprotherone acetate, desogestrel, and levonorgestrel; and

    an estrogen selected from the group consisting of ethinyl estradiol, mestranol, estradiol, estriol, estrone, and estrane;

    wherein said gestagen and said estrogen are present in said contraceptive product at unchanged dosages throughout the administration period, and when said estrogen is ethinyl estradiol, the dosage of ethinyl estradiol is not greater than 20 μ

    g per day.

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