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.
Ferrum is useful in primary chronic rheumatism, also in cases when the patient is much reduced in strength and flesh after an acute attack; it should be continued for some time, for its favorable effects are but slowly produced.
 
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