Which type of anesthesia is typically avoided in patients with a history of severe allergies?

Certain local anesthetics are typically avoided in patients with a history of severe allergies due to the potential for allergic reactions to the additives or components within the local anesthetic formulation. Local anesthetics often contain preservatives, such as methylparaben or epinephrine, which can trigger allergic responses in sensitive individuals.

In contrast, general anesthetics, regional anesthesia, and intravenous anesthetics, while they do have their own considerations, are often less directly associated with known allergens compared to certain local anesthetics. This is particularly relevant in the context of patients who have previously exhibited severe allergic reactions, prompting providers to take a more cautious approach when considering local anesthetic options to mitigate the risk of adverse reactions.