oa South African Medical Journal - Topical analgesia of the upper airway with lignocaine - absorption and its relationship to toxic and anti-arrhythmic levels

Volume 61, Issue 15
  • ISSN : 0256-9574
  • E-ISSN: 2078-5135



After routine topical application of lignocaine to the upper airway before passage of an endotracheal tube during general anaesthesia, plasma lignocaine levels were assayed in 20 artificially ventilated and 21 spontaneously ventilating patients.

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