<prompt> Eutectic mixture is5 Lignocaine 5 prilocaine2.5 Bupivacaine 2.5 Prilocaine2.5 lignocaine 2.5 prilocaine1 Lignocaine 1 Prilocaine  <response>: Eutectic mixture is topical applied to skin and mucous membrane and only superficial area is anesthelized, combination of 2.5 lignocanie 2.5 prilocaine lowers each others melting point is used as Eutectic mixture. 