Which of the following statements is (are)true regarding local anesthetics and allergic reactions?
A) Sulfite sensitivities have been well documented and may rule out anesthetic formulations that contain vasoconstrictors.
B) Only 1% of reactions associated with administration of local anesthetics are true allergies.
C) A documented drug allergy would indicate the need for an alternative drug selection and may represent an absolute contraindication to the offending drug.
D) All options listed

Question

Quizplus · Accepted Answer

All of the statements are true. Sulfite sensitivities can cause allergic reactions and may require the use of alternative anesthetic formulations without vasoconstrictors. True allergies to local anesthetics are rare, with only 1% of reactions being classified as such. If a patient has a documented drug allergy to a local anesthetic, alternative drugs should be used as continued use may lead to severe allergic reactions.

Which of the Following Statements Is (Are)true Regarding Local Anesthetics