About oral contraceptive
About pill
About oral administration
About Norethynodrel
About Ethynodiol diacetate
About Ethinyl Estradiol-Norgestrel Combination
About Desogestrel・ethinylestradiol
About contraceptive agent
About emergency contraception
About Contraceptives, Oral, Combined
About Contraceptives, Oral, Hormonal
About Contraceptives, Oral, Sequential
About emergency contraception