If the bood is coming that means you are having some gum problem. It is because of the inflammed gums. You should try to maintain very good oral hygeine and do warm saline rinses 2 to 3 times a day. Keep on using the mouth wash. If bleeding does not stop then you have to visit the dentist. For more info on dental crowns you can visit the following link on our website......http://www.identalhub.com/articlecategory-dental-crowns-72.aspx