Non-Hormonal IUDs generally do not cause any weight gain. Hormonal IUDs cause weight gain in about 5% of patients. As Mirena is a hormonal IUD, there are chances of weight gain. This weight gain is mainly due to the hormone progestin that causes water retention and bloating.
What is an IUD?
IUD stands for an intrauterine device, which is a small T-shaped plastic device positioned in the uterus to prevent pregnancy. The IUD acts as a foreign body in the uterus and hampers the union of sperm and ovum by causing a reaction in the uterus.
There are two types of IUDs:
Hormonal IUDs: It mainly releases the hormone progestin into the uterus, which prevents sperm and the egg from uniting. The four common hormonal IUDs available in the United States are:
What is Mirena?
Mirena is a hormonal IUD that consists of progestin (levonorgestrel), which is similar to a hormone produced by women. It prevents pregnancy by the following methods:
What are the other side effects of using IUD?
Side effects, although mild, are present and subside with time. They are:
- Weight gain due to progesterone
- Pain while IUD insertion
- Backaches or cramping for the first few days
- Irregular bleeding or spotting between periods
- Irregular or heavy bleeding during periods
- Mood changes
- Excess hair growth
- Ovarian cysts
- It may cause extrauterine pregnancy (ectopic) in some cases
Most of the side effects subside in about three to six months once the body gets used to the IUD.
Some rare and serious side effects of IUDs include:
Who should avoid using Mirena (IUDs)?
People with the following conditions should avoid using Mirena:
What are other birth control options?
If IUD doesn’t work for you, then consider one of the many birth control options available. Consult a physician before deciding on which birth control option suits you better. The most common birth control methods include:
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