Risks and side effects of birth control pills

The risks and side effects of birth control pills mainly include:

1. Irregular menstruation: The hormonal components in birth control pills may affect the menstrual cycle, causing periods to occur earlier or later than expected, or even lead to amenorrhea.

2. Gastrointestinal discomfort: Symptoms such as nausea, vomiting, and loss of appetite may occur.

3. Weight gain: Some women may experience weight gain after long-term use of birth control pills.

4. Breast tenderness: Hormonal effects from birth control pills may cause breast swelling or tenderness.

5. Others: Additional possible side effects include headaches, mood swings, depression, liver function impairment, and increased risk of blood clot formation.