Quote: Some questions, should i eat yogurt or kefir (probiotics) alone?
Start only one at a time and wait a week before starting the other one. I would start kefir first.
Quote: can i take them with antifungals?
No, wait about two hours before taking an antifungal.
Quote: also should i eat them with prebiotic foods? Whats the deal with all these stuff! O my God!
Yes you can eat them at the same time that you have prebiotic foods.