Small blisters on the legs may be caused by eczema, herpes zoster, papular urticaria and other diseases, according to the different diseases to take topical drugs, oral medication and other treatments.
1. Eczema: the lesion area is characterized by erythema on the basis of corn-like papules, papules or blisters, which may be accompanied by obvious itching. Violent scratching and excessive rubbing of the affected area should be avoided, and glucocorticosteroid drugs such as hydrocortisone and trimethoprim should be applied locally as prescribed by the doctor, and antihistamines such as cetirizine can be taken orally if necessary.
2. Herpes zoster: before the rash, patients may have fatigue, low fever and other systemic symptoms, and localized burning or burning pain, with the development of the disease, the patient’s chest, legs, face and other parts of the pimple or blisters, accompanied by a dull pain or burning sensation. Antiviral drugs such as acyclovir and vasiclovir should be applied as prescribed by the doctor; analgesics such as gabapentin can also be used.
3. Papular urticaria: After the legs are bitten by mosquitoes, skin damage such as pimples, blisters, papules and other skin damage can also appear, accompanied by itching, stinging and other symptoms. You can follow the doctor’s instructions to apply local glycerine lotion, glucocorticosteroids such as Dinaid cream and other drugs, but also oral levocetirizine and other antihistamines to relieve itching.
In addition, there are many other causes of small blisters on the legs, it is recommended to consult a doctor in time to identify the cause of the disease, and then follow the doctor’s instructions to receive treatment. Drugs should be used under the guidance of a doctor, do not self-medicate.