Question 118 (part 2) · LDEK · Local anesthetics
Indicate true statements regarding local anesthetics:
- A. lidocaine may cause arrythmias of ventricular origin.
- B. procaine acts synergistically with sulphonamides, enhancing its bacteriostatic effect .
- C. mepivacaine requires the addition of vasoconstrictors for achieving proper tissue diffusion.
- D. articaine is metabolized in plasma.
- E. benzocaine is characterized by poor permeability through mucosa.
Hint
One amide agent carries an ester group in its molecule; think how this changes its metabolism.
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