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Ester LA Chloroprocaine — FRCA Primary MCQ

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EasyPharmacology - AnalgesicsEster LA ChloroprocaineFRCA Primary

Which local anaesthetic is an ester?

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Correct answer: EChloroprocaine

Chloroprocaine is an ester LA metabolised by plasma cholinesterases. Esters include procaine / chloroprocaine / tetracaine / cocaine / benzocaine. Amides (two 'i's before -caine): lidocaine / bupivacaine / prilocaine / ropivacaine / levobupivacaine / mepivacaine.

Reference: Peck Hill Williams 2014 Pharmacology for Anaesthesia and Intensive Care