There is no way: to know for sure. Coitus Interruptus has a success rate of about 40%. If you miss your next period, take a pregnancy test. Hope this helps!
Answered 9/28/2015
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5 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
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