What to do if a child suddenly develops a small, dense red rash all over the body?

Children all over the body suddenly dense small red rash most likely disease is allergy, to stay away from the causative factors, anti-allergy treatment, may also be infected with viral or bacterial rashes caused by disease, the use of acyclovir and other drugs for treatment, but also consider eczema disease, you can use glycerine lotion, saline, and so on, wet compresses for treatment.
1. Allergy: such as contact dermatitis, patients should first away from the causative factors, and then oral cetirizine hydrochloride, loratadine and other drugs for antihistamine medication.
2. Infection: patients in the infection of bacteria, viruses may lead to rash disease such as chickenpox, measles, etc., patients should first take isolation measures to keep the skin clean, and then oral penicillin, azithromycin and other antibiotics, or acyclovir and other antiviral medications for treatment.
3. Eczema: patients should first remove the triggering factors, and then use saline compresses, glycerite lotion, glucocorticosteroid ointment (Denuded ointment), etc., according to the performance of skin lesions, and then take oral diclofenac tadalafil and other medications if necessary.
The above medications may have adverse reactions such as hepatotoxicity and gastrointestinal reactions, and are contraindicated in patients who are allergic to the ingredients. Parents are advised to bring their children to the hospital in time and use the medication under the doctor’s guidance, not blindly self-medication to avoid adverse effects.