Teeth rotten a hole can be filled to stop pain, kill the nerve pain, extraction of pain, pain with drugs, etc. It is recommended that people with holes in their teeth go to the dentist for a timely examination, according to the specific circumstances of the treatment. 1. If the cavity has hot and cold transient sensitivity pain, you can remove the decayed part of the tooth, fill the tooth with filling material to isolate the hot and cold stimuli to stop pain. 2. If the tooth has persistent pain, it may be pulpitis, which requires killing the nerve of the tooth and putting in nerve-killing medicine to relieve the pain, and root canal treatment can be done after the pain subsides. 3. If the tooth cannot be retained after evaluation, the tooth can be extracted to relieve pain. 4. Oral painkillers such as ibuprofen or anti-inflammatory drugs such as metronidazole can be taken to relieve the pain. Timely treatment at the hospital is recommended, and it is recommended to check the oral condition regularly. However, the use of medication should be in accordance with medical advice.