3% mepivacaine plain is a better drug choice than 2% lidocaine when a vasoconstrictor is contraindicated because its higher drug content increases the duration of pulpal anesthesia
A) True
B) False
B
Explanation:B) 3% mepivacaine plain is a better drug choice than 2% lidocaine when vasoconstrictor is contraindicated because it is a weak vasodilator, not because it has higher drug content.It provides 20 to 40 minutes pulpal anesthesia compared to 2% lidocaine which provides 5 to 10 minutes of pulpal anesthesia without a vasoconstrictor.
Health Professions
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