Doctor's Notes

Could Your Medicine Make You More Sensitive to the Sun?

Moisturizer #003 with cycling gear in the shade

After starting a medicine, you may notice that an ordinary outdoor practice feels harder on your skin. Some medications can increase sensitivity to sunlight, so a new rash or unusually severe sunburn is worth discussing with a clinician.

Check the specific medicine

The FDA lists several medication classes that may cause photosensitivity in some people, including certain antibiotics and diuretics. Risk varies by medicine and person. The list does not mean everyone taking one of these medicines will react.

Situation A practical next step
Before an outdoor event Ask your pharmacist whether your specific prescription or over-the-counter medicine has sun precautions.
Protection Use shade, protective clothing and broad-spectrum sunscreen as directed; follow any medicine-specific advice.
A new rash or exaggerated sunburn Contact the prescriber or pharmacist and describe the medicine and timing.
Severe blistering, breathing difficulty or feeling very unwell Seek urgent or emergency care as appropriate.

Do not change treatment on your own

Review the medicine label and talk with the prescriber before changing a prescribed regimen, unless your label or emergency instructions tell you otherwise. The correct response depends on the specific product and symptoms. A cosmetic moisturizer does not block UV light unless it is an appropriately labeled sunscreen.

See our guides to UPF clothing and sunscreen and sunburn after sport.

Dr. Arsy Hydration Recovery Moisturizer #003 is a fragrance-free moisturizer for dry, sensitive and eczema-prone skin. Follow the label and your clinician's advice; it is not a treatment for another medical condition.

Sources and further reading

  1. FDA: The sun and your medicine.
  2. CDC: Sun safety.
  3. MedlinePlus: Sun exposure.

Educational information from Dr. Arsy, not individual medical or legal advice. Cited organizations and researchers do not endorse this product.

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