You can get creams or take a capsule. Should clear up in a few days. If not, then it could be a urinary tract infection
. You can buy Ural to take or try cranberry juice, not the sweetened and extra flaour one, but the bitter stuff. I know it tastes awful but works wonders.
If it still persists, the doctor can give prescription medication, but try the above, and i am sure you will have success.