How to deal with red rashes on the skin

Jun 09, 2025 Source: Cainiu Health
Disease description:

I am a 28-year-old female. Recently, I noticed some red rashes appearing on my arms and back, accompanied by mild itching. I have tried some anti-itch creams, but they were not effective. I don't know what is causing these rashes or how to properly deal with them. How should one manage skin rashes?

Doctor's answer (1)
Dr. Liu Wenmin

The management of skin rashes should be determined based on the specific cause and symptoms of the rash. Rashes may be caused by various factors, including allergic reactions, contact dermatitis, viral infections, bacterial infections, or other skin conditions. Therefore, when dealing with a rash, it is important to avoid known allergens or irritants as much as possible, maintain clean and dry skin, and monitor changes in the rash. If the rash is accompanied by symptoms such as fever, pain, or rapid spreading, seek medical attention immediately.

The following measures are recommended for managing skin rashes: Discontinue the use of any skincare products or cosmetics that may cause irritation, and choose mild, non-irritating cleansers. Keep the affected skin clean and dry, and avoid scratching to prevent infection. Cold compresses or anti-itch creams containing calamine can be used to relieve itching. If the rash is caused by an allergy, antihistamine medications may be considered, but they should preferably be used under a doctor's guidance. If the rash persists or symptoms worsen, timely medical consultation is necessary for professional diagnosis and treatment. With proper care and prompt medical intervention, symptoms of skin rashes can be effectively alleviated, promoting skin recovery.