Patent ID: 8338396

Claim:
A method of contraception in a female in need thereof, the method comprising administering to the female a dosage comprising a combination of estrogen and progestin for a period of 21 consecutive days, followed by administration of a dosage comprising estrogen without progestin for a period of 7 consecutive days, wherein the estrogen that is administered in combination with progestin for the period of 21 consecutive days is administered in a daily amount equivalent to about 10 μg to about 30 μg of ethinyl estradiol, the estrogen that is administered for the period of 7 consecutive days is administered in a daily amount equivalent to about 10 μg of ethinyl estradiol, and the progestin that is administered for the period of 21 consecutive days is administered in a daily amount equivalent to about 0.05 mg to about 1.5 mg of desogestrel.