In a cost-effectiveness analysis, investigators estimated the zoster vaccine cost $44,000 per quality-adjusted life year saved for a 70-year-old woman.
Rothberg, Michael B., Anunta Virapongse, and Kenneth J. Smith. Cost-Effectiveness of a Vaccine to Prevent Herpes Zoster and Postherpetic Neuralgia in Older Adults. Clin Infect Dis. 2007; 44(10): 1280-8. http://cid.oxfordjournals.org/content/44/10/1280.full