cortisone
Concise Oxford English Dictionary © 2008 Oxford University Press:
cortisone /ˈkɔːtɪzəʊn/
▶noun Biochemistry a steroid hormone formed from hydrocortisone in the liver or made synthetically, used as an anti-inflammatory and anti-allergy agent.
– origin 1940s: from elements of its chemical name 17-hydroxy-11-dehydrocorticosterone.
'cortisone' also found in these Oxford entries:

