Ceratum Calaminae.—Calamine Cerate.
SYNONYMS: Turner's cerate, Cerate of zinc carbonate.
Preparation.—Take of prepared calamine 1 ounce; simple cerate 5 ounces; mix them well together (Ed.).
Or, take prepared carbonate of zinc, wax, of each, ½ pound; olive oil, 16 fluid ounces (Imp.). Melt the wax in the oil, remove them from the fire, and as soon as the mixture begins to concrete, add the carbonate of zinc, and stir briskly until they are cold (Lond.).
Action and Medical Uses.—This cerate is an excellent desiccant and astringent application to burns, scalds, erysipelatous ulcerations, chafings, etc. (P.).