Very if...: If used correctly - put on the penis early, no tears, isnt allowed to fall off/out - it is about 98-99% effective. Condoms work very well without extra birth control. If not used correctly, it can be worthless.
Answered 6/14/2013
5.1k views
A doctor has provided 1 answer
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
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question