tinnitis - There are so many different reasons that a person may experience tinnitus. Sudden ear ringing can be very simple and lasts for seconds to a few days making it a temporary condition. If you notice that you have a lot of wax built up in your ear, be careful. If you decide that you are going to practice being a doctor on your own, you will cause more damage than good. Go to your own doctor- that is what they are there for. While being examined he may discover that you have an ear infection and put you on an antibiotic. Drug stores to carry a gentle cleaning product that you can use in your ears to remove the wax and dirt.