567) Which of the following statements is TRUE about the local anesthetic, lidocaine?
A. It has a vasocontrictor action.
B. It has a slow onset.
C. It has a duration of action of approximately 120 minutes.
D. The maximum single dose without epinephrine is approximately 600 mg for adults.
E. It is an ester anesthetic agent.
REFERENCES & ANSWER
Ehlert T.K., Arnold D.E.: Local anesthesia for soft tissue surgery, Facial Plastic Surgery, Otolaryngologic Clinics of North America, Vol. 23, No. 5, pp. 831-844, 1990
Liu S. S., Lin Yi: Local Anesthetics, Chapter 21 in Clinical Anesthesia, Barash, Paul G.; Cullen, Bruce F.; Stoelting, Robert K.; Cahalan, Michael K.; Stock, M. Christine, Lippincott Williams & Wilkins, 6th Edition, 2009, pp. 531-547
567) C It has a duration of action of approximately 120 minutes.
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