Which of the following local anaesthetics belongs to the ester group?
Procaine
Bupivacaine
Lignocaine
Mepivacaine
Procaine belongs to ester group. Since Ester links are more prone for hydrolysis than amide links generally esters have a shoer duration of action. Other three are amide group. From padmaja 4th edition Page no 199
Anesthesia