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January 4, 1890


JAMA. 1890;XIV(1):33-35. doi:10.1001/jama.1890.02410010045012

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Section on Practice of the Academy of Medicine —The New Expectorant, Cocillana— Dr. D. C. Cocks on Eye Symptoms as Aids to Diagnosis.

At the last meeting of the Section on Practice of the Academy of Medicine Dr. R. W. Wilcox read a paper on " The New Expectorant, Cocillana," in which the results given were founded on his own clinical experience. The preparation used was the concentrated tincture, but he stated that he thought the fluid extract would be preferable on account of the absence of alcohol. The source of this drug, he explained, was the bark of an undetermined species of guarea, which was discovered in Bolivia in 1886 by the eminent botanist, Professor H. H. Rusby, of the College of Pharmacy, who first brought specimens to this city.

The principal physiological action of the drug in its crude state (powdered bark), Dr. Wilcox said, was the production of

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