What is Etonogestrel-Ethinyl Estradiol: Uses, Warnings & Interactions

Updated May 14, 2025  •  Published Dec 30, 2020

Etonogestrel-Ethinyl Estradiol overview

BRAND NAMES:

  • EluRyng, NuvaRing

Generic Names:

  • Etonogestrel-Ethinyl Estradiol

Uses:

  • Prevents pregnancy.

Therapeutic Classes:

  • Contraceptive

Forms:

  • Insert

How it’s taken:

  • Into the vagina

What is Etonogestrel-Ethinyl Estradiol used for?

What form(s) does Etonogestrel-Ethinyl Estradiol come in

  • Insert

What are common Etonogestrel-Ethinyl Estradiol doses?

  • Ring 0.12-0.015MG/24HR

Common Etonogestrel-Ethinyl Estradiol prescriptions

  • Etonogestrel-Ethinyl Estradiol
    1 box (3 rings), 0.12-0.015mg/24hr box

  • Etonogestrel-Ethinyl Estradiol
    1 ring box

  • Etonogestrel-Ethinyl Estradiol
    1 ring package

How to take Etonogestrel-Ethinyl Estradiol

  • Store this medicine at room temperature, away from heat and direct light for up to 4 months. Place the used vaginal ring in the re-sealable foil pouch and throw it in the trash. Do not flush the ring down the toilet.

  • Missed dose: If NuvaRing® has slipped out and it has been out for less than 3 hours, rinse it in cool or lukewarm water and reinsert it. You should still be protected from pregnancy. If NuvaRing® has been out for more than 3 hours, insert a new ring. You must use an extra method of birth control until the NuvaRing® has been in place for 7 days in a row. Do not use a diaphragm.If you leave the vaginal ring in place for more than 4 weeks, you may not be protected from pregnancy. Make sure that you are not pregnant before you insert a new ring. You must use an additional form of birth control (not a diaphragm) until the new ring has been in place for 7 days in a row.If you forget to insert a new ring after the ring-free week, call your doctor for instructions.

  • Once the ring is in place, you should not be able to feel it. If you feel uncomfortable, the ring may not be inserted far enough. Gently push the ring farther into your vagina. If you feel pain, talk to your doctor.

  • The first time you start using the ring, you should also use a second form of birth control during the first 7 days to avoid pregnancy. Do not use a diaphragm, because the ring may affect how the diaphragm fits.

  • Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

  • Check for the presence of the ring inside your vagina regularly (including before and after having sex).

  • This medicine is in a ring that is put into your vagina. Your doctor or nurse will show you how to put in the ring. The ring should be left in place for 3 weeks. It will then be removed and another one will be inserted 1 week later. During the week without the ring, you will usually have your menstrual period.

  • The ring may move down accidently. This can happen if you are having a bowel movement. Gently push the ring back into place. If the ring comes all the way out, rinse it with warm water and put it back in. Call your doctor if the ring comes out several times.

  • Once the ring is in place, you should not be able to feel it. If you feel uncomfortable, the ring may not be inserted far enough. Gently push the ring farther into your vagina. If you feel pain, talk to your doctor.

  • This medicine is in a ring that is put into your vagina. Your doctor or nurse will show you how to put in the ring. The ring should be left in place for 3 weeks. It will then be removed and another one will be inserted 1 week later. During the week without the ring, you will usually have your menstrual period.

  • Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

  • Missed dose: If NuvaRing® has slipped out and it has been out for less than 3 hours, rinse it in cool or lukewarm water and reinsert it. You should still be protected from pregnancy. If NuvaRing® has been out for more than 3 hours, insert a new ring. You must use an extra method of birth control until the NuvaRing® has been in place for 7 days in a row. Do not use a diaphragm.If you leave the vaginal ring in place for more than 4 weeks, you may not be protected from pregnancy. Make sure that you are not pregnant before you insert a new ring. You must use an additional form of birth control (not a diaphragm) until the new ring has been in place for 7 days in a row.If you forget to insert a new ring after the ring-free week, call your doctor for instructions.

  • The ring may move down accidently. This can happen if you are having a bowel movement. Gently push the ring back into place. If the ring comes all the way out, rinse it with warm water and put it back in. Call your doctor if the ring comes out several times.

  • Check for the presence of the ring inside your vagina regularly (including before and after having sex).

  • Store this medicine at room temperature, away from heat and direct light for up to 4 months. Place the used vaginal ring in the re-sealable foil pouch and throw it in the trash. Do not flush the ring down the toilet.

  • The first time you start using the ring, you should also use a second form of birth control during the first 7 days to avoid pregnancy. Do not use a diaphragm, because the ring may affect how the diaphragm fits.

What to do if you miss a dose of Etonogestrel-Ethinyl Estradiol

Etonogestrel-Ethinyl Estradiol contraindications

  • This medicine is not right for everyone. Do not use it if you had an allergic reaction to etonogestrel or ethinyl estradiol, if you are pregnant, or if you have vaginal bleeding that has not been checked by a doctor. Do not use it if you have liver disease or tumors, breast cancer, problems with blood clots, or certain heart problems.

Etonogestrel-Ethinyl Estradiol warnings

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

  • It is not safe to take this medicine during pregnancy. It could harm an unborn baby. Tell your doctor right away if you become pregnant.

  • Tell your doctor if you are breastfeeding, or if you recently had a baby, miscarriage, or abortion. Tell your doctor if you have kidney disease, cervical cancer, diabetes, epilepsy, migraines, heart or blood vessel disease, high cholesterol, high blood pressure, or a history of depression or chloasma (skin discoloration on the face). Tell your doctor if you smoke or if you are having a surgery that requires inactivity for a long time.

  • This medicine may cause the following problems:Increased risk of heart attack, stroke, or blood clotsToxic shock syndromeLiver problemsHigh blood pressureGallbladder diseaseHigh cholesterol or fats in the bloodIncreased risk of breast or cervical cancer

  • This medicine may cause skin discoloration. Use a sunscreen when you are outdoors. Avoid sunlamps and tanning beds.

  • This medicine will not protect you from HIV/AIDS or other sexually transmitted diseases.

  • You might have spotting or irregular bleeding when you first start using this medicine. You might have unplanned bleeding if you miss a dose or are late taking it. However, if you have heavy bleeding, call your doctor.

  • Tell any doctor or dentist who treats you that you are using this medicine. You may need to stop using this medicine several days before you have surgery or medical tests.

  • Tell any doctor or dentist who treats you that you are using this medicine. This medicine may affect certain medical test results.

  • Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.

Etonogestrel-Ethinyl Estradiol interactions

  • Do not use this medicine together with medicine to treat hepatitis C virus infection, including ombitasvir/paritaprevir/ritonavir, with or without dasabuvir.

  • Some foods and medicines can affect how etonogestrel/ethinyl estradiol works. Tell your doctor if you are using any of the following:Acetaminophen, aprepitant, ascorbic acid, atorvastatin, bosentan, clofibric acid, cyclosporine, morphine, prednisolone, salicylic acid, St John's wort, temazepam, theophylline, tizanidineMedicine for HIV/AIDS (including boceprevir, telaprevir)Medicine to treat an infection (including fluconazole, griseofulvin, itraconazole, ketoconazole, miconazole, rifabutin, rifampicin, voriconazole)Medicine to treat seizures (including carbamazepine, felbamate, lamotrigine, oxcarbazepine, phenobarbital, phenytoin, rufinamide, topiramate)Thyroid medicine

  • Do not eat grapefruit or drink grapefruit juice while you are using this medicine.

  • Ask your doctor before you use other products or medicines into your vagina. You may need to remove the ring first.

  • This medicine will not protect you from HIV/AIDS or other sexually transmitted infections.

  • Tell any doctor or dentist who treats you that you are using this medicine. This medicine may affect certain medical test results.

  • Your doctor will check the effects of this medicine at regular visits. Keep all appointments.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Etonogestrel-Ethinyl Estradiol side effects

Serious Side Effects

  • Chest pain that may spread, trouble breathing, coughing up blood

  • Numbness or weakness on one side of your body, pain in your lower leg, sudden or severe headache, problems with vision, speech, or walking

  • Unusual or unexpected vaginal bleeding or heavy bleeding

  • Breast lumps, tenderness, pain, swelling, or discharge

  • Fast, slow, or pounding heartbeat

  • Sudden and severe stomach pain, nausea, vomiting, lightheadedness

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

  • Blistering, peeling, red skin rash

  • Vision loss, double vision

  • Sudden high fever, diarrhea, dizziness, fainting, muscle aches, sunburn-like rash

  • Dark urine or pale stools, loss of appetite, yellow skin or eyes

  • Redness, pain, itching, or burning sensation inside your vagina

Less Serious Side Effects

  • Depression, mood changes

  • Headaches

  • Darkened skin on your face

Subscribe to our savings newsletter

Health education, drug info, wellness & more

By clicking 'Subscribe', I agree to SingleCare's Terms & Conditions.