There is growing data about the superiority of itraconazole over fluconazole.  I can’t help but suspect its from fluconazole’s overuse.

 Antifungal therapeutic drug monitoring–established and emerging indications.2009.pdf

Voriconazole Prices, Coupons & Savings Tips – GoodRx.pdf

Practice Guidelines for the Management of Sporotrichosis-2007-IDSA.2007.r

Pulmonary Sporotrichosis Treated With Itraconazole.1993