<prompt> Which of the following local anesthetics causes methemoglobinemia:-LignocaineBenzocaineChloroprocaineDibucaine  <response>: Methemoglobinemia Benzocaine Prilocaine EMLA Cream Lignocainee Prilocaine Physiologically Iron in Hb is Fe2 If iron in Hb is Fe3 - Methemoglobin Rx: IV Methylene Blue 