Mercurius Cyanatus
Kent - Lectures on Materia Medica · James Tyler Kent · 330 chars · source ↗
General
Mercurius Cyanatus
Given a Merc. base and diphtheria, when the membrane is greenish and inclined to spread through the nose and involve a large surface, the Cyanide of Mercury is needed.
It has exudation more marked than any other form of Mercury.
Malignant forms of diphtheria, rapidly forming, and with phagedenic ulceration.