Suggest Remedy For Muffled Ear

LAST WEEK MY RIGHT EAR POPPED SINCE IT DID I HAVE NOT BEEN ABLE TO HEAR CRYSTAL CLEAR I HEAR MUFFLED. I WAS TOLD BY MY DOCTOR NOT TO BE TO CONCERNED THAT NO APPARENT EAR INFECTION IS THERE OR FLUID, BUT I FEEL LIKE MY EAR NEEDS TO POPP AGAIN IN ORDER FOR IT TO FEEL EVEN WITH THE LEFT. WHAT CAN I DO?