Assertion: local anesthetic | /r/Causes | vasoconstriction
Facets:
value: at lower doses
type: TEMPORAL
Source sentences:
text: Local anesthetics, including levobupivacaine, ropivacaine and mepivacaine, caused vasoconstriction at lower doses and attenuated vasoconstriction (vasodilation) at higher doses in isolated rat aortas .