Ethinyl estradiol and norethindrone is a combination drug that contains female hormones that prevent ovulation (the release of an egg from an ovary). This medication also causes changes in your cervical mucus and uterine lining, making it harder for sperm to reach the uterus and harder for a fertilized egg to attach to the uterus. Ethinyl estradiol and norethindrone is used as contraception to prevent pregnancy. Ethinyl estradiol and norethindrone may also be used for purposes not listed in this medication guide.
Tilia Fe stands in the category of drugs known to prevent pregnancy from occurring. In other words, the drug is a contraceptive by nature since its role is to prevent ovulation and general fertilization from occurring. The drug works by instigating unfavorable effects along the female reproductive system hence eventually inhibiting ovulation.