Prickly heat scratches can be disinfected with iodophor, etc. If there is infection, antibiotic ointment can be used. If prickly heat is scratched, local disinfection should be carried out, iodophor and iodine can be used. Wear loose cotton clothing, keep the skin as dry and clean as possible, and avoid scratching with your hands to speed up the healing process. In addition, the skin is prone to infections after breakage, and antibiotic drugs such as erythromycin ointment and mupirocin ointment can be used to treat the infections. If prickly heat after scratching the corresponding symptoms are serious, you should go to the hospital in a timely manner to consult the examination, the use of the above drugs should follow the doctor’s instructions.