I heard from a friend that if you have sex before you get all the guardasil shots, that it is basically void and that it is no longer effective. Is this true? Even if you use a condom?
- 1 decade agoFavorite Answer
Not at all. I have been studying this at school. They will definetly lower the risk. Especially if you havea family history. They will work pretty much no matter what.Source(s): Studying.
- Anonymous1 decade ago
No its not true. I had gotten mine two years after the start of being sexually active. The vaccine is to lower the risk of Cerivix cancer.