Contraceptive pills are a safe and highly effective birth control method when used correctly, with over 99% effectiveness. Many people use contraceptive pills long-term without major issues, and they can also help regulate periods and reduce acne. However, some side effects like nausea, headaches, mood changes, and spotting may occur, especially at the start. Rare risks include blood clots and high blood pressure. Regular check-ups are important to ensure contraceptive pills remain safe and suitable for your health.