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July 24, 1886


JAMA. 1886;VII(4):91-92. doi:10.1001/jama.1886.04250070099003

Nothnagle and Rossbach, in their " Treatise on Materia Medica," say that " therapeutically potassium chloride is not used." We find no mention of its use in the United States Dispensatory, National, or the various works on materia medica. Sander has recommended its use in epilepsy in place of the potassium bromide. Opinions vary as to its usefulness in that disease. It has its place, however.

Potassium chloride closely resembles common salt in appearance; it crystallizes in anhydrous centres; permanent in air, soluble in three parts of cold water; has a simple saline taste not as pronounced as common salt.

Formerly it was generally considered that the corresponding salts of potassium and sodium had the same physiological and therapeutical action upon the animal body; and it was a matter of indifference which salt was used. It is now known, however, that this is by no means so, and that important and well-defined

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