A 28-year-old female asked:
So eveytime i scratch myself i break out in really bad hives. and than i can't stop itching until i take calamine lotion. it actually leaves purple?
1 doctor answer • 2 doctors weighed in

Dr. Dan Fisheranswered
Internal Medicine 29 years experience
Dermographism: This is a subtype of the chronic physical urticarias. Treatment is generally non sedating histamine blockers in addition to avoiding scratching and triggers of skin scratching.
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5.3k viewsReviewed >2 years ago
Last updated Apr 13, 2021
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