What are the symptoms of tooth extraction anesthesia allergy?

Anesthetics used for tooth extraction generally do not cause allergies. If allergies occur, there will be skin erythema, measles, nasal mucosal hematoma, etc. If the allergic symptoms are severe, they will often be accompanied by throat edema, bronchospasm, and even anaphylactic shock. Occurrence. It is generally recommended to use amide local anesthetics to reduce the occurrence of allergies.