What Is The Treatment For Yeast Infection?

Hi, so i had unprotected sex last week and since that time ive had pains down there and well i went to see a doctor because when i pee it hurts when it drips down on my vagina hole kindof.. He told me that i have a yeast infection but when i went to put cream on .. i saw on both sides of my vagina hole theyre is like white bobo's or something.. could you tell me wat it could be :(??