Injectable Hormone to Treat Severe Hypoglycemia
Puzzle 1 of The 1950s Hard Pack
Question is: Injectable Hormone to Treat Severe Hypoglycemia
and the answer is: GLUCAGON
Word Meaning:
GLUCAGON — (biochemistry) A peptide hormone, produced by the pancreas, that opposes the action of insulin by stimulating the production of sugar
Definitions from Wiktionary.