Itchy red dots on legs are considered to be related to diseases such as papular urticaria, nodular itchy rash and hives. Antihistamine drugs, glucocorticoid drugs and other treatments can be given.
1. papular urticaria: mosquito bites on the local area, which can lead to localized red rash and itching. Topical glycerine lotion, dexamethasone acetate cream, etc. can be used, together with antihistamine drugs such as loratadine and ebastine, to help relieve itching.
2. Nodular itchy rash: it occurs on the trunk and the extensor side of the limbs, which is characterized by multiple firm red papules and intense itching. It can be treated with topical glucocorticosteroids such as halometasone ointment, calcium-regulated phosphatase inhibitors such as tacrolimus ointment, etc. Glucocorticosteroids can also be used for intradermal injection.
3. Urticaria: Urticaria can lead to the appearance of red pimples, doughnuts and other damages on the legs, accompanied by itching. Antihistamines such as loratadine and cetirizine can be taken orally as prescribed by the doctor to help relieve the itching.
The appearance of red spots on the legs with itching, it is recommended to consult a doctor in time to clarify the diagnosis, under the guidance of the doctor to use medication.