Serious side effects of Mirena are as follows:
- Amenorrhea (missed periods)
- Pain while intrauterine device (IUD) insertion
- Backaches or cramping for the first few days
- Irregular bleeding or spotting between periods
- Irregular or heavy bleeding during periods
- Acne (pimples)
- Mood changes
- Excess hair growth over the body
- Ovarian cysts
- Breast tenderness
- Disinterest in sex
- Itching or skin rash
- Puffiness in the face, hands, ankles, or feet
- Device breakage
- Increased blood pressure
- Vaginal itching or infection
Call the doctor immediately if you have the following:
- Severe cramps or pelvic pain
- Severe migraine headache
- Extreme dizziness or light-headed feeling
- Signs of infection such as pale skin, weakness, bleeding, fever, or chills
- Heavy or ongoing vaginal bleeding, vaginal sores, and foul-smelling discharge
- An allergic reaction such as hives or difficulty breathing
- Sudden weakness on one side of the body
- Vision problems
- Sensitivity to light
- Easy bruising or bleeding
What is Mirena?
- Makes the cervical fluid thicker
- Interferes with sperm movement
- Reduces sperm survival
- Prevents the fertilization of an egg
- Changes the lining of the uterus to prevent the attachment of a fertilized egg
- Stops ovulation in some women
As Mirena is a hormonal IUD, there are chances of weight gain. This is mainly due to the hormone progestin because it causes water retention and bloating that adds extra pounds.
Who should avoid using Mirena (IUDs)?
People with the following conditions should avoid using Mirena:
- Sexually transmitted diseases
- Pelvic infections
- Cervical cancer or uterine cancer
- Unexplainable vaginal bleeding
- Liver disease
- Breast cancer
- History of pelvic inflammatory diseases
- Acquired immunodeficiency syndrome (AIDS)
- Intravenous (IV) drug abuse
- Infected abortion in the past three months
- Allergy to levonorgestrel
- History of ectopic pregnancy (pregnancy implanted outside the uterus walls) in the past
What should I know about using Mirena?
You should keep in mind about the following things while using Mirena:
- It doesn’t prevent sexually transmitted diseases.
- There is a risk of ectopic pregnancy or infertility.
- You should inform your physician if you suspect pregnancy.
- There is a high possibility of pelvic inflammatory diseases.
- Irregular bleeding and spotting may be present during the first few weeks after insertion.
- The intrauterine device (IUD) may expel from or may perforate the uterus.
Does Mirena cause weight gain?
Mirena is a hormonal intrauterine device (IUD), and there are chances of weight gain. Weight gain is mainly due to the hormone progestin because it causes water retention and bloating.
Some lifestyle changes may be necessary to avoid weight gain, such as exercising regularly; eating healthy and performing other weight loss methods should curtail the risk of weight gain.
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