The Iodide of Zinc. Dr. Venables § advises its use in Chronic Diseases of the Liver, particularly when these occur in persons of weak, irritable, and leucophlegmatic habits. He found it less irritating than the Iodides of Iron or other metals. Dose, gr. j., thrice daily, gradually increased. In enlarged Lymphatic Glands, and in some Scrofulous Affections, it has been used externally, in the form of ointment (3 j. to Lard j.).