PHOTODERMATITIS FROM A SUNSCREENING AGENT

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Abstract
To the Editor.— This is a report of contact photodermatitis from the sunscreening agent 2-ethoxyethyl p-methoxycinnamate (EEMC). This agent is present in numerous sun-protective preparations. It rarely causes allergic contact dermatitis.1 Report of a Case.— A 60-year-old white woman presented with an acute erythematous and vesicular eruption involving the nape of the neck, scattered areas of the face, dorsal surfaces of the arms, and lower anterior thighs. Three days previously, she had applied a sunscreen lotion (Sundare, Texas Pharmacal Company) containing 2-ethoxyethyl p-methoxycinnamate (EEMC) to these areas, then exposed herself to one hour midday summer sunlight. An hour after sunlight exposure she developed raised red areas which progressed to closely spaced large vesicles in 24 hours. The patient was treated with tap water compresses to the affected areas and systemic corticosteroids in decreasing dosages over a two-week period. Three weeks after the eruption the skin was essentially

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