A rash on one or both eyelids is usually a sign of dermatitis. Many common environmental irritants, allergens, and daily activities can trigger the red, swollen, itchy skin of a dermatitis rash.
If I take medication, though, I'm fine." Blepharitis is identified by the NHS as an issue leading to swollen, red and itchy eyelids. It can also produce crusty flakes similar to dandruff on the ...