Can you get pregnant while on Mirena Birth Control?
Mirena is a reliable birth control method used by many women. Can you get pregnant on Mirena is an obvious question posed by girls and women who are evaluating contraception and birth controls methods. It is a valid concern as we know for sure that none of the preventive birth control methods can be 100% reliable. There is always a risk margin which the manufacturers of various birth controls systems themselves usually warn against. However, such risk margins is very very minimal in most cases. Can you get pregnant on mirena? The answer is technically "yes" but most probably "no" as it has an effectiveness of 99.7%. If you are in doubt about being pregnant, please take the Am I Pregnant Quiz which will instantly evaluate your symptoms. Signs of pregnancy while on mirena will be missed period, spotting, fatigue.
What is Mirena?
It is used as a preventative medium to protect women from becoming pregnant. It is an intra-uterine contraceptive that continuously releases a small dose of Progestin hormone directly to the uterus. It is T-shaped made of flexible and soft plastic, it requires the service of a doctor or health professional to be put in place, upon an agreement between the woman and the medical practitioner. It is an FDA approved IUD device, which is mostly recommended for women who have had a child and not planning a baby in the near future.
- Offers birth control that is 99.7% effective.
- Prevents pregnancy for up to 5 years
- Reduces menstrual flow
- It is reversible and fertility is back to normal within one month of removal
- Better than being on pill as it keep a better balance of hormone level
- It also treats heavy painful periods in women.
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How effective is Mirena?
Highly Effective Birth Control — One of the most best birth control methods with over 99% effectiveness.
Convenient — The device last for upto five years and is stress-free.
Reversible — You can have it removed by your provider at any time or when you want to plan a baby.
Estrogen-free — It releases small dose of Progestin locally into your uterus
FDA Approved to treat heavy menstrual flow — It is one of the few devices which is FDA approved to treat heavy menstrual flow in patients having IUD.
It is a relatively long lasting device which can be kept in place for upto 5 years. Having it implanted is a big decision and you need to know about it well before having it placed. Your doctor will be glad to assist you with all your queries. He/She will help you decide about which birth control system is most suitable for you.

Points to note that Mirena does not:
- Make your menstrual cycles more regular
- Cause weight gain or treat acne conditions
- Prevent the woman from ovulating
- Treat endometriosis
- Treat ovarian cysts
- It does not provide protection from HIV or STD’s or treat STDs
Mirena is not appropriate for women who
- Have frequent unprotected sex with multiple partners
- Are probably pregnant
- Wants to get pregnant in the near future
- Have immune system diseases
- Have had pelvic infections
- May currently have some sort of infections
- Are HIV/AIDS tested positive
- Having abnormal vaginal bleeding
- Have Cervical or Breast cancer
- Having Uterine tumors or malformations

How Mirena Works?
It may prevent pregnancy by:
- Thickening cervical mucus it can prevent sperm from entering the uterus
- Inhibiting sperm from fertilizing the eggs. It can stop the release of your egg from your ovary. While there’s not much explanation about how it works, however, the above actions may work together to prevent pregnancy for up to 5 years.
- Making uterus lining thin
- It can stop the release of your egg from your ovary.
- Most likely the above actions work together to prevent pregnancy.
- Like many other forms of birth control system on the market, It is not 100% guaranteed effectiveness. Women asking whether can you get pregnant on mirena now know that you can get pregnant in some cases.

Symptoms of UID out of place and possible signs of pregnancy while on mirena
- Possible signs of pregnancy while on mirena: Missed period, spotting, headache, fatigue and tiredness, sore nipples, morning sickness and afternoon sickness. Signs of pregnancy with mirena will be similar to those of a normal pregnancy, however you would need to talk to your doctor about it and he/she will perform some tests to confirm whether it is valid or not
- Abnormal Bleeding: Suddenly having abnormally high flow of bleeding after having many months of light bleeding may indicate some problem. You need to visit yopur provider to verify the UID.
- Abnormal Pain: Usually those on this IUD have light periods which are mostly less painful. If you encounter abnormal pain, it is good to check the IUD in place.
- Partner Complaints: Your sexual partner will likely be aware of, or even bothered by your IUD string. Over two to three months the string will wrap around your cervix and no longer bother your partner. So if, after many months of not noticing the IUD string, your partner complains of pain from the IUD string, a check up with the provider is required.
- String Check: Your IUD string, which feels like fishing line, will protrude from your cervix about 2 inches. The string is not long enough to protrude from you vagina like a tampon. If you check your string and are unable to locate it or it is at the vaginal opening, then see your provider to check your IUD.
Important Safety Information About Mirena
- Mirena is a trade mark owned by its rights holders. We are not affiliated to Mirena or any products in this segment.
- Only you and your healthcare provider can evaluate your case and decide if it is appropriate for you. It is recommended for women who already have had a child.
- Do not use it if you have a current pelvic infection, or you catch infections easily or have certain type of cancers. Not to be used in case of persistent abdominal or pelvic pain
- Ovarian cysts occurrence is possible but usually disappear.
- Can you get pregnant on Mirena? There is very little chance of getting pregnant. With an effectiveness in 99.7% cases, the risk of getting pregnant is 0.3%
- It may attach to or go through the wall of the uterus and cause other problems. If it comes out, use a back-up birth control and call your doctor.
- Although very uncommon, pregnancy while using this birth control can be dangerous, complicating and may result in loss of pregnancy or fertility.
- Bleeding and spotting may increase in the first 3 to 6 months and remain irregular. Periods over time usually become shorter, lighter or may stop.