Considering when to start birth control is an important decision that can impact your well-being and future. Using birth control is safe so long as you’ve started your period. Consider visiting a provider to explore birth control if:  Having reproductive health issues: Experiencing irregular periods, severe period-related pain, excess acne or hormone de-regulation, and other difficult, period-related symptoms. Dating: If you begin dating, consider birth control to ensure you are safe should you decide to engage in sexual activity.