This section is from the book "Materia Medica And Therapeutics Inorganic Substances", by Charles D. F. Phillips. Also available from Amazon: Materia medica and therapeutics.
The spray is sometimes a useful adjunct in the treatment of this condition; it acts as a stimulating expectorant, thinning the tough viscid phlegm; sulphur-fumigation is also good (Fergus). It will not, however, accomplish the wonders at one time expected from it, and should be commenced cautiously.
 
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