How Combined Pill Works?

The pill prevents the ovaries from releasing an egg each month (ovulation). It also: thickens the mucus in the neck of the womb, so it is harder for sperm to penetrate the womb and reach an egg. thins the lining of the womb, so there is less chance of a fertilised egg implanting into the womb and being able to grow.

How does combined hormone birth control work?

Combined hormonal birth control methods release estrogen and progestin into the whole body. These hormones prevent pregnancy mainly by stopping ovulation (the release of an egg from one of the ovaries). They also cause other changes in the body that help prevent pregnancy.

What does the combined pill do to hormones?

Combination birth control pills, also known as the pill, are oral contraceptives that contain estrogen and a progestin. Combination birth control pills keep your ovaries from releasing an egg. They also cause changes in the cervical mucus and the lining of the uterus (endometrium) to keep sperm from joining the egg.