Understanding Plan B – Composition, Mechanism of Action, and Effective Use as an Emergency Contraceptive
Understanding Plan B: A Guide to Emergency Contraception Emergency contraception, commonly known as Plan B, is a medication used to prevent unwanted pregnancy after unprotected sex or contraceptive failure. It is an essential option for women who find themselves in situations where immediate action is necessary to prevent pregnancy. Here, we will provide a comprehensive overview of Plan B, including its composition, mechanism of action, purposes, and effectiveness. Composition and Mechanism of Action Plan B consists of levonorgestrel, a synthetic hormone similar to progesterone, which is naturally produced by the ovaries. The primary mechanism of action involves preventing fertilization by inhibiting or delaying ovulation. It also alters the cervical mucus consistency, making it difficult for sperm to reach the egg if fertilization has already occurred. Purpose and Effectiveness The purpose of Plan B is to provide a safe and effective method of emergency contraception when regular contraceptive methods have failed…