There's no absolute: All bc methods have failures, so the only 100% is abstinence. However, the failure rate is very low. Discuss further with your prescribing physician, to further allay your fears. Good luck.
Answered 2/14/2014
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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
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