<prompt> Local anaesthetic used for nasal surgery:Cocaine pasteXylocaineBothNone of the above  <response>: c BothRef. Cummings, 6th ed., 482Most common local anaesthetic used for nasal surgery septoplasty is 2 xylocaine along with adrenaline for local infiltration and 4 xylocaine for nasal packing for doing nasal endoscopy.Cocaine is one of the most potent anesthetic agent and vasoconstrictor. These two characteristics make it an ideal medication for use during nasal surgery here there is no need to give adrenaline to decrease bleeding and pain. However because of its toxicity Cocaine paste use in nasal surgeries has decreased. 