Intended for healthcare professionals

Letters Hypoglycaemia

Avoid 50% dextrose

BMJ 2011; 342 doi: (Published 08 March 2011) Cite this as: BMJ 2011;342:d1470
  1. Mark L Evans, university lecturer/honorary consultant 1
  1. 1Institute of Metabolic Science, University of Cambridge, Cambridge, UK
  1. mle24{at}

Three areas of this 10 minute consultation are worthy of comment.1

Figure 1 suggests using intravenous 50% dextrose for the emergency rescue of unconscious patients with hypoglycaemia in the community. Most UK hospital guidelines suggest avoiding anything stronger than 20% dextrose, mainly because 50% dextrose is caustic to …

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