Mepivacaine Plain Solutions May Be Useful for Reinjection Following the Use

Multiple Choice

Mepivacaine plain solutions may be useful for reinjection following the use of lidocaine 2% with epinephrine for all of the following reasons except

A) There is 50% more drug per volume.
B) It raises the pH at the deposition site.
C) Duration is enhanced by the presence of previously injected vasoconstrictor.
D) It is a strong vasodilator.