This section is from the book "A Treatise On The Materia Medica And Therapeutics Of The Skin", by Henry G. Piffard. Also available from Amazon: A Treatise On The Materia Medica And Therapeutics Of The Skin.
D. As an irritant in torpid ulcers, and as a caustic in condylomata and other fungosities, 24, 1: 304.
 
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