Anovulant

Use is considered morally licit when the primary intent is to treat a serious disease (like endometriosis), even if temporary sterility is a foreseen side effect.

Without an LH surge, the ovaries cannot release an egg, making fertilization impossible. anovulant

Twenty-one of these had been previously treated with dexamethasone (DEX) and did not respond, i.e. FG >50% of pre-treatment value. Springer Nature Link Use is considered morally licit when the primary

They can treat dysmenorrhea (painful periods), dysfunctional uterine bleeding, and endometriosis. the ovaries cannot release an egg

By blocking these hormones, the drug eliminates the development of follicles.

The Church generally prohibits the use of anovulants for the direct purpose of contraception, viewing it as an interference with the "procreative and unitive" nature of marriage.