Can i fall pregnant while using the copper coil? when should i test

IUDs: Birth Control: The reason one goes on any form of birth control is to stop needless worrying about unwanted pregnancies. The iud is a very effective tool to keep the egg from implanting in the wall of the uterus. Why do you feel a need to test?

Unlikely: Paraguard, the copper t shape iud, has very high pregnancy protective efficacy. If you are in doubt, though, do pregnancy test.