Did You Know? Drug-Induced Photosensitivity

August 14, 2026

What causes Drug-Induced Photosensitivity? Certain medications can cause sensitivity to the sun, known as photosensitivity, through two primary biological processes called phototoxicity (a chemically-induced reaction that may depend on the dose) and photoallergy (an immune-mediated reaction that is not related to dose). The most effective way to address this issue is adequate sunlight protection. Patients…