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JAMA. 1908;L(5):357-361. doi:10.1001/jama.1908.25310310033001h.
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Since the publication1 of my experience with formic acid and the iodin-formic acid solution I have received numerous inquiries concerning the employment of the latter in chronic ulcerative phthisis. Aside from the general question as to the preparation of the solution, special information is sought relative to its mode of administration in phthisis, the theory of its action in that condition, the accessory treatment and the history of a case in which the treatment has been employed. In the following I shall attempt to respond to these queries somewhat at length.

PREPARATION OF THE IODIN-FORMIC ACID SOLUTION.  A. To make the "mother preparation" (10 per cent. glycerino-iodo-formic acid) take:Iodin q. s. (an excess, formic acid, taking up a certain quantity only).Formic acid, 40 per cent. (sp. gr. 1.200)........... 25 c.c.Glycerin, C. P. q. s. ad. (1.200.)...............


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