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.
Cases of cure from each of these disorders, under the use of phosphorus, have been recorded (British Medical Journal, ii., 1876). In pemphigus, arsenic, as a rule, is to be preferred, and during an eruption of boils, phosphorus is only indicated if the pus becomes thin and sanious, and the nerve-power unusually depressed.
A severe case of acne indurata under Dr. Eames seems to have improved remarkably, but the few cases in which I have used it did not derive benefit from it.