Liquid collyriums were composed of ophthalmic powders, or waters, such as rose-water, plantain-water, that of fennel, eyebright, etc., in which was dissolved tutty, white vitriol, or some other proper powder.
Colloidal liquids consisted of eye-friendly substances, like rose water, plantain water, and fennel water, mixed with ingredients such as tutty and white vitriol to create a medicinal concoction.