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To tho Editor:
—In light of recent contributions as to the sterilizing by boiling of solutions of cocain hydrochlorid for use in local anesthesia, my experience may be of interest to some readers.In my dispensary work as district physician for the Isthmian Canal Commission, I am daily called on to perform minor operations in which cocain solution is used to induce the desired anesthesia. I invariably use a I per cent. solution and I invariably boil my solution for about two minutes over a spirit lamp before injection. I have never failed to obtain the anesthetic action of the drug and I have had no untoward symptoms in my patients. In such clean cases as digit amputations, circumcisions, etc., I know that by boiling my cocain solution I shall have no infection from the water used, which may have previously been faultily sterilized or may have become contaminated while
Farmer AG. Boiling Cocain Hydrochlorid. JAMA. 1912;LVIII(15):1135. doi:10.1001/jama.1912.04260040151024
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