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10 August 2010

IUD works for emergency birth control

A copper intrauterine device was 100 percent effective at emergency contraception of almost 2000 Chinese women who had the device implanted up to 5 days after unprotected sex.

A copper intrauterine device was 100 percent effective at emergency contraception in a study of almost 2000 Chinese women who had the device implanted up to 5 days after unprotected sex.

Copper T, marketed as ParaGard in the United States, is a T-shaped piece of flexible plastic wrapped in a layer of copper that is inserted into the uterus. It works by stopping sperm from reaching the egg and by preventing an embryo from implanting in the wall of the uterus.

 
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