No, they do not have permanent effects. You seem to misunderstand this court case. It did not say that PBs can cause infertility. It said that people who take

No, they do not have permanent effects. You seem to misunderstand this court case. It did not say that PBs can cause infertility. It said that people who take PBs often go on to take hormones, and the hormones cause infertility. In the UK you cannot get hormones if you're under 18.