Show said to end poison ivy suffering the affliction from poison ivy Is now treated in the same way nay that hay fever ever Is combated that Is by injecting into the sufferer minute quantities of extract of the very poison which causes the distress this has been xa found un d effective both as a preventive measure and as it a method of treatment an injection of the poison ivy antigen w which Is an extract made up of poison ivy leaves acts in the same manner as a vaccine it usually requires about three injections into muscular tissue tor for the cure of a case within 24 hours alter the injection the itching ceases and the irritation begins to disappear this treatment immunizes the patient against an attack of poison ivy for about two months however r the patient Is again susceptible the following season it also Is possible before the season begins to give one injection of poison ivy antigen and thus afford immunity from the affection for three or four months washington star |