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. Dilute solutions of citric acid are sedative when applied to sanious and gangrenous ulcers (Brandini), 2.6, 325. Lupus (Herzfelder), 24, 2: 469. Relieves the pain of cancer, Willis, 137, 1/G6, 504.
The only officinal preparation is the Syrupus Acidi Citrici.
 
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