Beyaz contains a combination of drospirenone, ethinyl estradiol, and levomefolate. Drospirenone and ethinyl estradiol prevent ovulation (the release of an egg from an ovary) and also cause 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. Levomefolate is a type of B vitamin that helps prevent a rare birth defect that could occur in a baby if pregnancy occurs while taking ,birth control pills, or shortly after stopping them.Beyaz is used as contraception to prevent ,pregnancy,.Beyaz is also used to treat moderate acne in women who are at least 14 years old and have started having menstrual periods, and who wish to use birth control pills.Beyaz is also used to treat the symptoms of premenstrual dysphoric disorder (PMDD), such as anxiety, depression, irritability, trouble concentrating, lack of energy, sleep or appetite changes, breast tenderness, joint or muscle pain, headache, and weight gain.