Suggest Treatment For Yeast Infection

umm hi I've been treating for a yeast infection becuase i was feeling a burning snesatinon and pain in my vagina..my mom said it was a yeast infection..but i've notice some odd things usually i'm have a lot of distcharge but a it no xist and it smells weird almost like baby formula or even plastic..what could this mean...the burning and pain went away but..