In spite of the widespread use of various types of specific prophylactic measures for poison ivy dermatitis, the true value of such treatment still must be proved.1 The problem is especially important for children, because of the frequency of this form of dermatitis among them and the ease of extensive secondary infection when the dermatitis occurs.
This report is concerned only with the analysis of the value of the oleoresin extract of poison ivy as a specific prophylactic agent when given by mouth. Chemical prophylactic materials for local use on the skin, such as soap coverings and oxidizing compounds,2 have not been found to be effective for appreciable lengths of time.3 Methods have been suggested for hyposensitizing the skin by local applications of diluted poison ivy antigen, but little work has been done on this subject.4 Of course, the oldest form of specific prophylaxis was the
GOLDMAN L. ORAL PROPHYLAXIS FOR POISON IVY DERMATITIS IN CHILDREN. Am J Dis Child. 1942;64(2):241-247. doi:10.1001/archpedi.1942.02010080033005