87. Colafonium: i.e. colophony; hot in the second degree and dry in the third degree; it is best, when it is black outside and clear inside, like a clear-coloured horn; it has the drying and healing virtues; it serves well against dysentery when it is put on a red coal, and the patient takes in the fumes through a stool with a hole in it. The same fumes are good against tenesmus; if the same fumes be taken by the mouth, it will help with asthma, and it will expel and dissolve the gross, viscous, glutinous humours that occur in the passages of the lungs. Item, take a dragma of the aforesaid Greek tar