Combined contraception or oral hormonal birth control belongs to a group of medicines often called “the pill.”
There are two main types of hormonal contraceptives: combined methods, which contain both estrogen and progestin, and monoprogestin methods, which contain only progestin or one of its synthetic analogues. Combined methods work by suppressing ovulation and thickening cervical mucus, while progestogen-only methods reduce From the frequency of ovulation
