Where are data concerning this remedy found ? Allen's Encyclopaedia ; British Journal of Homoeopathy , Vol. XIX. How is it prepared ? By trituration ; also one part, by weight, dissolved in 99 parts of distilled water. Drug power, 1/100. Give the general action of this drug. A cardiac depressant ; it produces motor and sensory paralysis and loss of reflex action. On the mucous membranes and skin it produces catarrhal and pustular inflammations. What is the grand characteristic of the drug ? The large accumulation of mucus on the chest, which causes much rattling with perhaps vomiting and drowsiness. Give the indications for Tartar emetic in whooping cough. Cough worse when the child is angry, or when eating ; it culminates in vomiting of mucus and food. What are the characteristic chest symptoms of the drug ? There is wheezing breathing and great oppression of the chest ; the cough sounds loose, but no phlegm is raised ; it seems as if every cough would raise the phlegm, but it does not. Pleuro-pneumonia ; croup, with whistling and rattling extending into the trachea. How do the chest symptoms compare with those of Ipecac ? The râles with Antimonium tartaricum are fine ; while those of Ipecac are coarse, and the patient gags all the time, but raises little. What is the action of Tartar emetic on the skin ? It produces an eruption of pustules resembling that of smallpox, for which it is a remedy.