Tannin

Tannic acid. C 14 H 10 O 9 , 2 H 2 O. [There are two forms of tannic acid, Gallo-tannic acid, derived from nut-galls, and Querci-tannic acid, derived from healthy leaves and bark of the oak. The former is the most used.] Trituration. Solution in rectified spirit.

Clinical

Constipation / Ileus

Characteristics

Tannin or Tannic acid, of which Gallic acid (C 7 H 6 O 5) is a derivative, has produced effects on healthy persons, and on several taking it for diarrhœa. The chief effects were the production of a state of leathery dryness of mouth and intestinal canal; a condition like ileus; and a very aggravated state of constipation.

Relations

Compare: Querc., Gall. ac., Op., Pb.

8. Mouth

Tongue white, dry. Leathery dryness of mucous membrane of mouth and intestinal canal.

11. Stomach

Loss of appetite. Thirst. Vomiting. Obstinate vomiting of bilious substances. Painful sensation in epigastric region and abdomen. Violent pains in stomach.

12. Abdomen

The intestines could be felt like cylindrical enlargements through walls of abdomen. Ileus. Colic. Abdomen: distended; sensitive to pressure but not distended.

13. Stool

Painless and bloody discharge from bowels. Obstinate constipation; lasted eight days; only dissipated on the ninth day by two drops of Croton oil. Foul stools.

14. Urinary Organs

Urine scanty, dark-coloured.

19. Heart

Palpitation.

24. Generalities

Weakness.