I assume you mean Purify, as Dispel Magic is an offensive spell.
#showtooltip
/cast [mod:shift,@player] [] Purify Disease
If you want a more advanced version:
I assume you mean Purify, as Dispel Magic is an offensive spell.
#showtooltip
/cast [mod:shift,@player] [] Purify Disease
If you want a more advanced version: