Some users report the following:
- Spotting or irregular bleeding
- Low abdominal pain
- Breast pain
- Vaginal discharge
Known Health Benefits and Health Risks
- No change in breast milk production or composition; the method supports continued breastfeeding and healthy infant nutrition.
- Safe and effective, based on several 1-year studies. Its health risks may be like those of progestin-only pills (see Chapter 2 − Progestin-Only Pills, section on Side Effects, Health Benefits, and Health Risks).
- Women who are actively breastfeeding and are at least 4 weeks postpartum can safely use the progesterone-releasing vaginal ring (MEC Category 1).