Assertion: local anesthetic's epinephrine | /r/AtLocation | solution
Facets:
value: for longer surgical anesthesia
type: PURPOSE
Source sentences:
text: Therefore, larger volumes of anesthetic can be injected when epinephrine is added to a solution.
text: For longer surgical anesthesia up to 3-4 hrs, 1:400,000 epinephrine is added to the solution.