What is the red spot on the leg?

The red spots on the legs may be exposed to something allergic. For example, in spring, everyone likes to go out for a trip. At this time, some flowers and plants are in full bloom. Many people go to the flowers to take photos and walk. At this time, the skin of the legs is the easiest to contact, especially those who are allergic to flowers and plants. Eczema is a common allergic skin disease in dermatology, accompanied by itching, calamine lotion can be used to relieve itching, oral anti-allergic drugs, such as loratadine, chlorpheniramine, etc. Serious can use some glucocorticoid ointment, such as hydrocortisone, desonide ointment, etc. Be careful not to scratch with your hands to prevent scratching the skin and causing infection.