1. INJECTABLE ANAESTHETIC
a. Low potency, short duration
Procaine
Chloroprocaine
b. Intermediate potency and duration
Lidocaine (Lignocaine)
Prilocaine
c. High potency, long duration
Tetracaine (Amethocaine)
Bupivacaine
Ropivacaine
Dibucaine (Cinchocaine)
2. SURFACE ANAESTHETIC
a. Soluble
Cocaine
Lidocaine
Tetracaine
Benoxinate
b. Insoluble
Benzocaine
Butylaminobenzoate (Butamben)
Oxethazaine