KROK 1 Stomatology 2012 – Question 75 · KROK (Dentistry)

Before the infiltration anaesthesia a patient had been tested for sensitivity to novocaine. The reaction turned out to be positive. Which of the below listed drugs can be used for anaesthetization in this case?

  1. A. Procainamide hydrochloride
  2. B. Lidocaine
  3. C. Tetracaine
  4. D. Anesthezin
  5. E. Trimecaine
Hint

Consider the chemical class of novocaine and choose a local anaesthetic from the other class, which does not cross-react.

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