If both the horn and core have been broken off, bleeding is usually severe and should be checked by Astringents, such as alum, or by pressure.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
Great harm is often done by giving opium and Astringents at the outset.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
Several barks are more or less aromatic; others would be valuable to the tanners; several are highly esteemed by the natives as most valuable Astringents, but hitherto none have received much notice from Europeans.
"Eight Years' Wandering in Ceylon"
Samuel White Baker