<prompt> EMLA constituent is -Lidocaine CocaineLidocaine PrilocaineLidocaine BupivacaineBupivacaine Prilocaine  <response>: Ans. is b i.e., Lidocaine Prilocaine Eutectic mixture of local Anaestheticso This is unique topical preparation which can anaesthetise intact skin.o It is a mixture of 2.5 lidocaine and 2.5 prilocaine.o It acts slowly and the cream must held in contact with skin for at least l hour.o EMLA is used : to make venepuncture painless especially in children, and for procedure like skin grafting circumcision.o As systemic absorption of prilocaine can cause methemoglobinemia, EMLA should not be used on mucocutaneous membrane or in very small child. 