insulin shock

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Acute hypoglycemia usually resulting from an overdose of insulin and characterized by sweating, trembling, dizziness, and, if left untreated, convulsions and coma.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the administration of sufficient insulin to induce convulsions and coma
• noun hypoglycemia produced by excessive insulin in the system causing coma