How does nuvaring affect pregnancy

The hormones suppress ovulation — keeping your ovaries from releasing an egg. There are two vaginal ring hormonal contraceptives approved by the Food and Drug Administration and available in the United States: NuvaRing and Annovera. To use these products, you'll need a prescription from your health care provider. Vaginal rings aren't appropriate for everyone. Your health care provider may discourage use of vaginal rings if you:. About 1 out of women will get pregnant in a typical year of using a vaginal ring.

The vaginal ring doesn't offer protection from sexually transmitted infections. Your health care provider will review your medical history and check your blood pressure. Talk to your health care provider about any medications you're taking, including nonprescription and herbal products. Your health care provider will determine the appropriate timing for you to start using a vaginal ring based on your menstrual cycle and your previous birth control method. You may need to take a pregnancy test and use a nonhormonal backup method of contraception for one week when you start using a vaginal ring.

A backup method of contraception may not be necessary if you previously used combination birth control pills or the skin patch Xulane , and you insert a vaginal ring on any day up to the day you would have started your new pack of pills or applied a new skin patch.

A vaginal ring is inserted deep into the vagina. The exact placement of the vaginal ring in the vagina doesn't change its effectiveness. Organon does not endorse and is not responsible for the accuracy, content, practices, or standards of any non-Organon site. Are you a health care professional? This section contains information intended for health care professionals in the United States only and is not intended for the general public.

Yes, I am. No, I am not. Please take me back. All rights reserved. Please be informed that effective August 1, , Merck will no longer offer the applicator for NuvaRing. We encourage you to direct any questions regarding the applicator for NuvaRing or other questions related to NuvaRing to your health care provider. Who should not use NuvaRing? NuvaRing is not for pregnant women Have or have had breast cancer or any cancer that is sensitive to female hormones Are allergic to etonogestrel, ethinyl estradiol or any of the ingredients in NuvaRing.

See the list of ingredients in NuvaRing in the Patient Information. Before you use NuvaRing tell your health care provider if you: Have any medical conditions Smoke Are pregnant or think you are pregnant Recently had a baby Recently had a miscarriage or abortion Have a family history of breast cancer Have or have had breast nodules, fibrocystic disease, an abnormal breast x-ray, or abnormal mammogram Use tampons and have a history of toxic shock syndrome Have been diagnosed with depression Have had liver problems including jaundice during pregnancy Have or have had elevated cholesterol or triglycerides Have or have had gallbladder, liver, heart, or kidney disease Have diabetes Have a history of jaundice yellowing of the skin or eyes caused by pregnancy also called cholestasis of pregnancy Have a history of scanty or irregular menstrual periods Have any condition that makes the vagina become irritated easily Have or have had high blood pressure Have or have had migraines or other headaches or seizures Are scheduled for surgery.

NuvaRing may increase your risk of blood clots after surgery. You should stop using NuvaRing at least 4 weeks before you have surgery and not restart it until at least 2 weeks after your surgery. Are scheduled for any laboratory tests. Certain blood tests may be affected by hormonal birth control methods. Are breastfeeding or plan to breastfeed.

Hormonal birth control methods that contain estrogen, like NuvaRing, may decrease the amount of milk you make. A small amount of hormones from NuvaRing may pass into your breast milk. Consider another non-hormonal method of birth control until you are ready to stop breastfeeding.

Some medicines and herbal products may make hormonal birth control less effective, including, but not limited to: Certain anti-seizure medicines such as barbiturates, carbamazepine, felbamate, oxcarbazepine, phenytoin, rufinamide and topiramate. Women on thyroid replacement therapy may need increased doses of thyroid hormone.

Blood clots: Like pregnancy, combination hormonal birth control methods increase the risk of serious blood clots see graph below , especially in women who have other risk factors, such as smoking, obesity, or age greater than Some examples of serious blood clots are blood clots in the: Legs deep vein thrombosis Lungs pulmonary embolus Eyes loss of eyesight Heart heart attack Brain stroke To put the risk of developing a blood clot into perspective: If 10, women who are not pregnant and do not use hormonal birth control are followed for one year, between 1 and 5 of these women will develop a blood clot.

Use NuvaRing exactly as your health care provider tells you to use it. NuvaRing is used in a 4-week cycle. Insert 1 NuvaRing in the vagina and keep it in place for 3 weeks 21 days. Regularly check that NuvaRing is in your vagina for example, before and after intercourse to ensure that you are protected from pregnancy.

Remove the NuvaRing for a 1-week break 7 days. During the 1-week break 7 days , you will usually have your period. Use of spermicides or vaginal yeast products will not make NuvaRing less effective at preventing pregnancy.

Use of tampons will not make NuvaRing less effective or stop NuvaRing from working. If NuvaRing has been left inside your vagina for more than 4 weeks 28 days , you may not be protected from pregnancy and you should see your health care provider to be sure you are not pregnant. Until you know the results of your pregnancy test, you should use an extra method of birth control, such as male condoms with spermicide, until the new NuvaRing has been in place for 7 days in a row. Do not use more than 1 NuvaRing at a time.

NuvaRing is easy to insert and remove: Manual insertion: After washing and drying your hands, remove NuvaRing from the foil pouch. Keep the foil pouch for proper disposal of the ring after use.

Holding NuvaRing between your thumb and index finger, press the sides together while lying down, squatting, or standing with one leg up—whatever is most comfortable for you.

Gently push the folded ring into your vagina. Once inserted in the vagina, there is no risk of NuvaRing being pushed too far up or getting lost.

Some women have accidently inserted NuvaRing into their bladder. Regularly check that NuvaRing is in your vagina for example, before and after intercourse to ensure you are protected from pregnancy.

Removing NuvaRing: Remove the ring 3 weeks 21 days after insertion on the same day of the week it was inserted at about the same time. After washing and drying your hands, hook your index finger under the forward rim or hold the rim between your index and middle fingers.

Gently pull out NuvaRing. Talk to a GP or nurse about whether you need additional contraception if you have a very short cycle or an irregular cycle. If you start using the ring at any other time in your menstrual cycle, you'll be protected against pregnancy as long as you use additional contraception such as condoms for the first 7 days of using it.

If you are switching from another type of contraception excluding condoms or you have taken emergency contraception recently, the advice on when to start using the ring and how soon you'll be protected may be different. Talk to a GP or nurse about the best time to start using the ring and whether you need to use additional contraception.

They can also give you advice on how to insert and remove it. Unlike a diaphragm or cap, the ring doesn't need to cover the entrance to your womb the cervix to work. Using your fingers, check regularly that the ring is still there. If you can't feel it but you're sure it's there, see a GP or nurse. The ring can't get "lost" inside you. After the ring has been in your vagina for 21 days 3 weeks , you remove it.

This should be on the same day of the week that you put it in. Removing the ring should be painless. If you have any bleeding or pain or you can't pull it out, see a GP or nurse immediately. When you've taken the ring out, you don't put a new one in for 7 days 1 week. This is the ring-free interval. You might have a period-type bleed during this time.

After 7 days without a ring in, insert a new one. Put the new ring in even if you're still bleeding. Leave this ring in for 21 days, then repeat the cycle.

You can have sex and use tampons while the ring is in your vagina. You and your partner may feel the ring during sex, but this isn't harmful. If the ring has been in for up to 7 days after the end of week 3 up to 4 weeks in total :. If the ring has been in for more than 7 days after the end of week 3 more than 4 weeks in total :. Put in a new ring as soon as you remember, and use additional contraception such as condoms for 7 days.

You may need emergency contraception if you had sex before you remembered to put the new ring in, and the ring-free interval was 48 hours longer than it should have been or more 9 days or more in total. Sometimes the ring may come out on its own expulsion. Some examples of serious blood clots are blood clots in the:.

To put the risk of developing a blood clot into perspective: If 10, women who are not pregnant and do not use hormonal birth control are followed for one year, between 1 and 5 of these women will develop a blood clot. The figure below shows the likelihood of developing a serious blood clot for women who are not pregnant and do not use hormonal birth control, for women who use hormonal birth control, for pregnant women, and for women in the first 12 weeks after delivering a baby.

Based on a model assumption that pregnancy duration is nine months, the rate is 7 to 27 per 10, woman-years. Some women have spotting or light bleeding during NuvaRing use. If these symptoms occur, do not stop using NuvaRing. The problem will usually go away. Other side effects seen with NuvaRing include breast discharge; vaginal injury including pain, discomfort, and bleeding associated with broken rings; and penis discomfort of the partner such as irritation, rash, itching.

There have been reports of the ring becoming stuck to the vaginal tissue and having to be removed by a healthcare provider. Call your healthcare provider if you are unable to remove your NuvaRing. Tell your health care provider about any side effect that bothers you or that does not go away.