I Think I Had A Vaginal Infection Because I Jad

I think i had a vaginal infection because i jad weird discharge like yellow thick discharge i made the mistake of using a vaginal douche, then had proyectes sex. The other day my vagina was dry so i taught it work. But my vagina got worse my clitoris hurts a bit it burns when my pee touches my vagina area and also its peeling, shou i buy a vaginal yeast infection treatment such as monisat because i cant go to the doctor right now?!?!?