MY EAR IS PAINING THERE IS NO WAX I MET

MY EAR IS PAINING THERE IS NO WAX I MET AN EAR DOCTOR HE CLEANED MY EARS BY INSERTING HYDROGEN IN MY EAR HE ALSO GAVE SOME MEDICINES TO ME BUT MY EAR IS STILL PAINING MEDICINES ARE OVER NOW HE SAID THAT MY EAR PARDA IS SWOLLEN . IT ALSO PAINS A LITTLE BEHIND AND BELOW MY EARS.
PLEASE HELP ME UNDERSTAND WHAT HAS HAPPEND TO ME AND WHAT SHOULD I DO?
THANKYOU.