请医生开一点皮质类固醇霜。 就医诊断。 治疗疥疮。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
If simple moisturizing doesn’t improve your itchy feet, visit your doctor. They can prescribe a steroid cream that can be very effective in improving itchiness. Topical steroids (those you rub on your skin) can also improve redness and many rashes, including very itchy blisters from a condition called pompholyx (an allergic reaction). Most often, itchy feet are caused by a benign condition. Sometimes, however, itchy feet can be a symptom of a more serious problem. If you try self-treatment at ho