<s>[INST] I had an abscess in a upper tooth late last year and had a root canel and put on anitbodics. Yesterday I felt the bubble on the roof of my mouth and sent and seen the dentist today. Took xray and infection still there. Am being sent to an endontics dentist on April 12. Now this afternoon I have a nose bleed on that side of my nose where the infection is. Is this normal or not. [/INST] Hello, Well, nose bleeding may or may not be related to your tooth infection. As it can be commonly seen. If there is an infection in the upper front tooth. It can co-incidental however if there is repeated episode of bleeding then it needs clinical examination. For re-infection in your root canal treated tooth. You should consult an endodontist and a re-root canal treatment advised. Also, a course of antibiotics like Augmenting and painkillers like Ibuprofen will be advised. Hope I have answered your query. Let me know if I can assist you further.  </s>