You may experience some mild side effects while taking a combination birth control pill containing ethinyl estradiol. Talk to your doctor if these reactions become severe, or do not go away within a few days.
Common side effects reported from combination birth control pill use include:
- Irregular vaginal bleeding
- Breast tenderness
- Change in menstruation
- Bloating
- Weight changes
- Acne
This is not a complete list of adverse reactions. Seek medical attention right away if you experience vision changes, headaches, vomiting, shortness of breath, dizziness, chest pain, or other more severe symptoms while taking contraceptives containing ethinyl estradiol.
As with all prescription medication, be sure to inform the prescribing doctor about any medical conditions you have been previously diagnosed with and any medication/ supplements you are currently taking before taking a combination birth control pill. Ethinyl estradiol can interact with other forms of medication, causing potentially serious side effects. In addition, let your doctor know if you are pregnant or plan on becoming pregnant before starting treatment with this medication.