Marvelon Pills 21’s contains Desogestrel and ethinyl estradiol combination is used to prevent pregnancy.

It is a birth control pill that contains two types of hormones, desogestrel and ethinyl estradiol, and when taken properly, prevents pregnancy.

• It works by stopping a woman’s egg from fully developing each month. The egg can no longer accept a sperm and fertilization (pregnancy) is prevented.
• No contraceptive method is 100 percent effective.
• Birth control methods such as having surgery to become sterile or not having sex are more effective than birth control pills.
• Discuss your options for birth control with your doctor.