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A CLASSIFICATION OF EXPECTORANTS,
According to their supposed Modes of Operation.
CL: I—MEDICINES WHICH INCREASE PULMONARY EXHALATION, AND THEREBY DILUTE THE MUCUS IN THE FOLLICLES OF THE LUNGS.
a. By removing constriction of the Pulmonary Exhalant vessels.
Blisters.
Venesection.
Nauseants.
b. By stimulating these vessels by the actual contact of a medicinal substance.
Allium.
Scilla?
The different Balsams.
fœtid Gums.
c. By stimulating the top of the trachea, and thereby increasing the action of the exhalant vessels of the lungs, by a species of Contiguous Sympathy.
Stimulating Lozenges, Linctusses, The Inhalation of certain vapours, &c.
CL: II.—MEDICINES WHICH DIMINISH THE INORDINATE FLOW OF FLUID INTO THE LUNGS, AND RENDER THE EXPECTORATION OF THE REMAINDER MORE EASY.
a. By removing the debility of the Exhalants.
Sulphate of Zinc.
Bitter Tonics.
b. By increasing the power of the Absorbents.
Digitalis.
Nicotiana.
c. By determining to the skin by gentle diaphoresis.