Complications of a dental bridge are uncommon, but any dental procedure involves risks and the potential complications. Complications may become serious in some cases. Complications can develop during the procedure or your recovery. Risks and potential complications of a dental bridge include: Allergic reaction to the materials used in the false tooth or crown Anesthetic complications, such as allergic reaction and nerve or blood vessel injury Chipping, loosening, and loss of the bridge Infection in the teeth that are crowned and support the bridge Mouth or tooth injury Sensitivity to heat and cold in the crowned teeth Reducing your risk of complications You can reduce the risk of certain complications by: Following activity, dietary and lifestyle restrictions and recommendations before your bridge procedure and during recovery Informing your dentist if you are nursing or if there is any possibility of pregnancy Notifying your dentist immediately of any concerns after the procedure such as pain, fever, and difficulty chewing Taking your medications exactly as directed Telling all members of your care team if you have any allergies, especially any metal allergies if your dentist is using metal bridge material Wearing your temporary bridge at all times until the permanent bridge is placed