Which anesthetic/vasoconstrictor combination is most likely to limit the anesthetic drug?
A) Lidocaine 2% 1:50,000 epinephrine
B) Lidocaine 2% 1:100,000 epinephrine
C) Mepivacaine 3% 1:20,000 levonordefrin
D) All options listed

Question

Quizplus · Accepted Answer

Lidocaine 2% with 1:50,000 epinephrine has a higher concentration of epinephrine, which can limit the amount of anesthetic used due to potential systemic effects of the vasoconstrictor.

Which Anesthetic/vasoconstrictor Combination Is Most Likely to Limit the Anesthetic