Tannic acid

Natural History.
     Tannin – (Digallic Acid)

General.
     Mostly used locally against excessive secretion of mucous membranes, to contract tissue and check hemorrhage. In Osmidrosis, corrects fetor of the perspiration. Obstinate nervous coughs. Hematuria. Obstinate constipation. Pain in abdomen, sensitive to pressure. Intestines can be felt like cylindrical enlargements. One-half per cent solution.
     Nasal hemorrhage; elongated uvula; gargle; constipation. MANGES. ARTIFICIALIS great hunger in evening, profuse sweat on face, bruised pain in joints, rectal constriction after stool.

Relationship.
     Gallic acid q.v.