About 5%: But if you don't want to be in the 5% use condoms.Bcp itself has a 3-5% failure rate so we recommend using condoms in addition all the time to prevent pregnancy.
Answered 3/28/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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