Upon obtaining this flask, you are able to create a Wondrous Physick Mix that is single use yet replenishable when visiting a Site of Grace. Equip the Flash of Wondrous Physick into your Quick Items or Pouch for easy access. From the Site of Grace menu, select Mix Wondrous Physick and a selection of Tears will appear. Adding tears to the flask will give you reusable buffs & effects upon use.