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Kyleena
  • Treatments
  • Birth Control

Kyleena

Generic name:levonorgestrel intrauterine systemLEE-voe-nor-JES-trel-IN-tra-UE-ter-ine-SIS-tem ]
Drug classes:Contraceptives, Progestins

Medically reviewed by Philip Thornton, DipPharm. Last updated on Apr 4, 2022.

What is Kyleena?

Kyleena contains levonorgestrel, a female hormone that can cause changes in your cervical mucus and uterine lining, making it harder for sperm to reach the uterus and harder for a fertilized egg to attach to the uterus.

The Kyleena levonorgestrel-releasing intrauterine system is a small, flexible plastic T-shaped device containing 19.5 mg levonorgestrel. The Kyleena intrauterine device (IUD) is placed in the uterus where it slowly releases the hormone. Because the IUD releases levonorgestrel into your uterus, only small amounts of the hormone enter your blood. Kyleena does not contain estrogen and should not be used as emergency birth control.

The Kyleena IUD is placed in your uterus by your healthcare provider to prevent pregnancy for up to 5 years. The IUD can be removed by your healthcare provider at any time. Kleena can be used whether or not you have given birth to a child.

Two thin threads are attached to the stem (lower end) of Kyleena. The threads are the only part of Kyleena you can feel when the IUD is in your uterus; however, unlike a tampon string, the threads do not extend outside your body.

Warnings

You should not use the Kyleena IUD if you have abnormal vaginal bleeding, a pelvic infection, certain other problems with your uterus or cervix, or if you have breast or uterine cancer, liver disease or liver tumor, or a weak immune system.

Do not use Kyleena during pregnancy. Call your doctor if you think you might be pregnant.

Kyleena does not protect against HIV infection (AIDS) and other sexually transmitted infections (STIs).

Call your doctor at once if you have symptoms of a stroke or heart attack, such as sudden numbness or weakness, severe headache, or chest pain.

Before taking this medicine

Kyleena can increase your risk of developing a serious pelvic infection, which may threaten your life or your future ability to have children. Ask your doctor about this risk.

Do not use Kyleena during pregnancy. If left in place during pregnancy, the IUD could cause severe infection, miscarriage, premature birth, or death of the mother. The hormone in Kyleena may also cause unwanted effects in a female newborn.

Tell your doctor right away if you become pregnant. If you continue the pregnancy, watch for signs such as fever, chills, cramps, vaginal bleeding or discharge.

You should not use Kyleena if you are allergic to levonorgestrel, silicone, silica, silver, barium, iron oxide, or polyethylene, or if you have:

  • abnormal vaginal ble...