(1) If you used 3% aqueous hydrogen peroxide which is sold for loosening ear wax, it will feel cold and you will get a buzzing from the bubbles of oxygen which are produced. (2) If you use stronger solutions (about 30%) your ear will go white and will be very sore. You will probably not need any encouragement to wash it out with cold water. read more
When people have water stuck in their ear or if they have Swimmers ear a doctor will tell them to put a cap full of hydrogen peroxide in there ear and wait till it is done foaming and making noise, then do the next one.Your just paranoid, dont worry. read more