Which local anesthetic has a shoer duration of action?: (A) Lidocaine, (B) Procaine, (C) Bupivacaine, (D) Ropivacaine
Answer is B. Procaine has least duration among the following. Procaine,Bencocaine,chlorprocaine all of them are sho acting LA. <img class="fr-fic fr-dib" style="width: 300px;" src=" />Ref: Katzung 13e pg: 443