Essence.
It is characterized by the power of the sour juice of citrons and unripe grapes.
Nature.
Cold, dry to the second degree.
Properties.
Extinguishes heat, stops blood, moderates heat.
Tumors and acne.
Helps against pestilence.
Organs of the eye.
Persian rhubarb, if consumed in its squeezed juice, prepared in powder form, sharpens vision.
Eruption organs.
It is useful for bilious diarrhea.
Fevers.
It is useful for measles, smallpox, pestilence and pestilence.