Levonorgestrel is a synthetic hormone that is prescribed as birth control medication and is surgically implanted below the skin.
Levonorgestrel implants work by slowly releasing a synthetic hormoneA complex chemical substance created in a part or organ of the body. When released it initiates or regulates activity in an organ or group of cells in another part of the body.
Hormones secreted by endocrine glands are transported through the bloodstream to their target organ. The amount of hormone secreted is regulated either by other hormones, by neurotransmitters, or simply when an excess of the organ's activity indicates a need to reduce the amount of the hormone produced.
Other hormones are produced locally by the organs themselves and are common in the digestive tract.
Visit our comprehensive glossary for more pregnancy terms and definitions. that prevents the ovum from reaching full development. It also changes the action of uterine cells that alter the texture of the uterine lining and reduce the possibility of the sperm reaching the ovum. In some patients it may also have the effect of preventing ovulation.
Studies have revealed that there are no special risks to either the mother or the developing fetus as a result of the use of levonorgestrel during conception. It is advised that mothers who have levonorgestrel implants should remove them if pregnancy is confirmed.
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Levonorgestrel does pass into breastmilk although it has been shown to be safe for use by mothers who are looking for contraception when breastfeeding.
Levonorgestrel has been shown to be safe and effective when used by teenagers. However many experts recommend that a barrier birth control method to protect against sexually transmitted diseases are more suitable for use in this age group.
There are no known food interactions.
There are no special problems expected when levonorgestrel implants are used in combination with alcohol
Consult your doctor before receiving progestins if you have a history of any of the following:
Consult your doctor before using progestins if you are taking any of the following drugs, medications or supplements:
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