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.
In intestinal irritation and diarrhoea dependent upon unwholesome food, and especially stone-fruit, sulphate of magnesia is a good evacuant, because it produces so little irritation. In cases of severe dysenteric diarrhoea from this cause I have often given drachm doses at intervals of six hours, for three or four doses, with the best results.
 
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