Which of the following is an ester:: (A) Chlorprocaine, (B) Bupivacaine, (C) Dibucaine, (D) Prilocaine
Answer is A. Ans: (a) ChlorprocaineESTER and AMIDESEster (one Tin name)Amides (2 Tin name)* Cocaine* Benzocaine* Chlorprocaine* Tetracaine* Lignocaine* Bupivacaine* Prilocaine* Dibucaine* EtidocaineRemember: Amide group of LA contain "2 i" in their names.* All LA causes causes vasodilation and hypotension, EXCEPT Cocaine. It causes vasoconstriction and significant rise in BP.