About etonogestrel + ethinylestradiol
Combined hormonal contraceptive
Used for
Usual adult dose
Insert one vaginal ring for three weeks, then remove for one week. Insert a new ring after the ring-free week.
Usual dose in children
For adolescents who have started menstruating: the same schedule as adults. Not used before the first menstrual period.
Common side effects
- Headache
- Nausea or abdominal discomfort
- Breast tenderness
- Vaginal discomfort, discharge, or irregular bleeding
Important warnings
- Ornibel is a vaginal ring, not an implant.
- Increases blood clot risk; contraindicated with previous clots or migraine aura.
- Smoking increases cardiovascular risks, especially after age 35.
- Does not protect against sexually transmitted infections.
Pregnancy
Not used during pregnancy. Stop use if pregnancy occurs.
Breastfeeding
Generally not recommended during breastfeeding; estrogen may reduce milk production. Early postpartum use also increases blood clot risk.
Interactions
- Rifampicin and rifabutin can reduce contraceptive effectiveness.
- Some seizure medicines can reduce contraceptive effectiveness.
- St John's wort can reduce contraceptive effectiveness.
- May lower lamotrigine levels and worsen seizure control.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.