One of the most common reasons for a Centennial dental care extraction is severe decay or damage to the tooth. A tooth requiring extraction due to severe decay typically causes a lot of discomfort and pain. If the tooth cannot be saved, having the tooth removed is usually the next step. This is a simple process and can be done with the use of Novocain by loosening the tooth and extracting it with forceps. After the tooth has been removed, the patient may experience mild pain which can be treated with Advil.