This section is from the book "British Homoeopathic Pharmacopoeia", by The British Homoeopathic Society. Also available from Amazon: British Homoeopathic Pharmacopoeia.
A short notice of the pathogenetic effects of the solution of Indigo in Sulphuric Acid (a mixture of Sulphindylic and Hypo-sulphindigotic Acids) will be found in Brit. Journ. of Horn., vol. xi.
 
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