Violation
A patient has a proven allergy to para-amino benzoic acid derivatives. Which local anesthetic solution can be used safely?
Lidocaine.
Tetracaine.
Butethamine hydrochloride.
Procaine.
A patient has a proven allergy to para-amino benzoic acid derivatives. Which local anesthetic solution can be used safely?
Lidocaine.
Tetracaine.
Butethamine hydrochloride.
Procaine.