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Related Experiment Videos

Photoallergy to benzophenone.

E Knobler1, L Almeida, A M Ruzkowski

  • 1Department of Dermatology, Columbia University, New York, NY 10032.

Archives of Dermatology
|June 1, 1989
PubMed
Summary
This summary is machine-generated.

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Photoallergy to oxybenzone in sunscreens is an underrecognized issue. Increased use of high SPF sunscreens may lead to more frequent cases of this sunscreen allergy.

Area of Science:

  • Dermatology
  • Photodermatology
  • Cosmetic Science

Background:

  • Photoallergic reactions to sunscreens can be misdiagnosed, leading to increased exposure and worsening symptoms.
  • Common photoallergens like PABA are well-known, but others are less recognized.
  • Oxybenzone is a prevalent ingredient in modern high-SPF sunscreens.

Observation:

  • This report details four cases of photoallergy specifically linked to oxybenzone in sunscreen products.
  • Patients experienced adverse reactions attributed to oxybenzone, a common UV filter.

Findings:

  • Photoallergy to oxybenzone is an emerging clinical concern.
  • The widespread use of oxybenzone in high-SPF sunscreens suggests these reactions may become more common.

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Implications:

  • Accurate diagnosis of photoallergy is crucial to prevent misdiagnosis and worsening of photosensitivity.
  • Dermatologists and consumers should be aware of oxybenzone as a potential photoallergen.
  • This highlights the need for careful sunscreen ingredient selection and patient education regarding photosensitivity.