Tobacco users will also suffer from dry mouth, as the tobacco will use up the saliva in the mouth and leave the user with nothing to keep his or her mouth moist. Cavities are a very serious situation, and if left untreated, can result in the destruction of the tooth. This can also destroy the nerves as well, resulting in an abscess. Pulp irritation is another cause of toothaches, as it occurs after dental treatment. No matter how well your filling or crown was done, the materials that were used to fix the tooth can end up causing pain later on down the road. There really is nothing you can do, as crowns can sometimes come off or the filling can sometimes come out. Once the extractions have been completed, there is normally little to no swelling involved. Your dentist will prescribe you some pain medicine, which you should use as soon as you arrive home. If you are going to use IV sedation, you ll need to someone to accompany you, as you won t be able to drive home. These emergencies include broken teeth, teeth that have been knocked out, or teeth that have been forced out of the socket. With some emergencies, the cheeks, lips, or gums will have cuts or abrasions on them from where the teeth come out of the socket. If you ve had a tooth recently knocked out, the first thing you should do is look for that tooth. To get the most from your brushing, you should always use a bit of common sense and ask your dentist for his recommendations. Brushing your teeth will help keep them healthy, and prevent the buildup of plaque and tartar. Keep in mind that brushing does help your teeth, although you still need to go to your dentist for regular checkups. During this stage of gingivitis, there is no loss of bone structure. You can help to prevent gingivitis though, through flossing and brushing a few times a day. If you have gingivitis and you don t do something about it, it could lead to periodontal disease. Those who don t treat gingivitis or those who keep poor oral hygiene habits, will normally end up with periodontal disease.