Where are the provings of Sanguinaria found ? Materia Medica of American Provings. Hale's New Remedies. Allen . What is the common name, origin, what part used and when gathered ? Bloodroot , indigenous to America, the fresh root, gathered when the seeds are ripe. How would you make a mother tincture of Sanguinaria ? Chop and pound the fresh root to a fine pulp and weigh. Add gradually two parts of alcohol, by weight, to each part of pulp. Stir thoroughly and pour into well stoppered bottle and stand in dark, cool place for eight days, shaking it daily. Decant, strain and filter. Drug power, 1/6. The tincture is deep orange-red, slightly bitter and acrid and of acid reaction. What is its general action ? Sanguinaria is a right-sided remedy pre-eminently, and affects chiefly the mucous membrane, especially of the respiratory tract. It has marked vaso-motor disturbance, as seen in the circumscribed redness of the cheeks, flushes of heat, determination of blood to head and chest, distension of temporal veins, burning in palms, soles, etc. What is the sphere of its homoeopathic applicability ?