From Egyptian Secrets of Albertus Magnus, Joseph H. Peterson edition:
An Easy and Efficacious Remedy for the Dysentery.
The patient need only take a piece of the red mortar from a bake oven, as large as an egg, prepared as follows: Pound it in a mortar, and boil in river water, but take it cold. The ailment will cease almost instantly.
The grimoire Egyptian Secrets of Albertus Magnus lists this spell.
Timeline of related events
1725Publication of Egyptian Secrets of Albertus Magnus (lists this spell)
1869English-language translation of Egyptian Secrets (lists this spell)