Birth control methods can have Side effects, which vary depending on the type of contraception used. Hormonal options, such as birth control pills, patches, or injections, may cause temporary symptoms like nausea, headaches, breast tenderness, or mood changes as the body adjusts to hormonal changes. Some individuals experience irregular bleeding or spotting, particularly during the first few months of use. Long-acting reversible contraceptives (LARCs), such as hormonal IUDs, may initially cause irregular periods or light bleeding before regulating over time.

Non-hormonal methods, like copper IUDs, may result in heavier periods or increased cramping, especially in the first few cycles. Barrier methods, such as condoms or diaphragms, rarely cause side effects but may lead to irritation or discomfort in individuals sensitive to certain materials. Serious side effects, such as blood clots, are rare but are more likely in individuals using estrogen-containing methods and who have risk factors like smoking or a history of clotting disorders. Discussing potential side effects with a healthcare provider helps in selecting the most suitable and comfortable option.