The infrequent references in the literature to dermatitis and cheilitis from tooth paste prompted this report of 2 cases. Templeton and Lunsford1 reported 6 cases of cheilitis and stomatitis from ST 37 (hexylresorcinol) tooth paste shortly after its appearance on the market. Patch tests with the tooth paste gave positive results in all 6 cases, and in only 2 were the results positive with hexylresorcinol solution. The authors were unable to obtain from the manufacturers the list of ingredients contained in the tooth paste and concluded that the cheilitis was due to altered or unaltered hexylresorcinol. Weinberger2 reported 3 cases in which the condition was due to a tooth paste containing solution of formaldehyde. In 1 case the mucous membranes and the adjacent skin were affected, which he thought was a true idiosyncrasy; but in the other 2 he thought the condition was due to an allergy which
BEINHAUER LG. CHEILITIS AND DERMATITIS FROM TOOTH PASTE. Arch Derm Syphilol. 1940;41(5):892–894. doi:https://doi.org/10.1001/archderm.1940.01490110078011
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