A lot of small rashes on the arm, consider and folliculitis, eczema, solar dermatitis and other factors, can be relieved by the use of anti-infective drugs, glucocorticoids, antihistamines.
1. Folliculitis: arm a lot of small rashes, may be due to Staphylococcus aureus infection caused by folliculitis, localized itchy symptoms, can be used externally mupirocin, fusidic acid cream treatment, if necessary, plus oral azithromycin, amoxicillin and other antibacterial drugs.
2. Eczema: some patients may be in contact with microorganisms, allergens, irritants, etc., causing eczema phenomenon, resulting in a lot of small rashes in the arm area, can be applied with topical glycerine lotion to stop itching, if necessary, add hydrocortisone, mometasone furoate and other glucocorticosteroid preparations for treatment.
3. Solar dermatitis: some patients may be in a long time after sunlight exposure, allergic to ultraviolet rays, resulting in skin allergic reaction, resulting in a lot of small rashes on the arm, the symptoms of the milder can be oral antihistamines such as loratadine, the local use of glycerine lotion, hydrocortisone butyrate ointment; the more serious can be taken orally to prednisone acetate, hydroxychloroquine, etc. for treatment.
It is recommended that the patient go to the hospital in time, to clarify the cause, under the guidance of a specialist for treatment. Drugs should be used in accordance with the doctor’s instructions, do not blindly use their own medication.