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A diphtheria epidemic pervaded portions of San-Francisco during the winter months of 1891-92. It was most plentiful and virulent in that part of the city, where there was a stagnation of sewage. The writer was located in that quarter, and had ample opportunity for the practical study of this much dreaded disease.
Years ago California imported the Australian gum tree, the eucalyptus globulus, for shade, it being a tree of rapid growth. The inhabitants soon learned that it absorbed malaria and transformed unhealthy into healthy localities. The writer observed in the above epidemic, that diphtheria was rarely if ever found in houses surrounded by eucalyptus trees.
Eucalyptol is a powerful germicide, a disinfectant, a stomachic, a tonic, a stimulant and antiperiodic.
In small doses it produces mental activity, accelerates circulation and respiration, excites salivary secretion, promotes appetite, induces diaphoresis, and increases the elimination of urea.
It is expelled from the
THRASHER M. EUCALYPTOL IN DIPHTHERIA. Read in the Section of Laryngology and Otology at the Forty-third Annual Meeting of the American Medical Association, held at Detroit, Mich., June, 1892. JAMA. 1892;XIX(18):522–523. doi:10.1001/jama.1892.02420180016001j
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