Prickly heat belongs to one of the types of prickly heat, also known as red corn rash. It occurs mostly in young children and people who work in high temperatures. It can be relieved by skin cooling, topical medication and home care. 1. Skin cooling: patients should wear loose and breathable cotton clothing as much as possible, and then get out of the hot environment, use fans or air conditioners to cool down the body, or choose ice packs to apply ice to the lesion area, which can stop the itching and relieve the pain. 2. Topical medication: After the appearance of red prickly heat, the patient can be applied with topical glycerite lotion, which can stop the itching. Hydrocortisone ointment can also be applied to reduce local itching and speed up the inflammation to subside. 3. Home care: Home care for this disease mainly lies in avoiding irritation of skin lesions, which can be prevented by avoiding heavy sweating, keeping the room ventilated and cool, and avoiding the use of any oily creams and ointments, which may aggravate the blockage of pores. It is recommended that after the diagnosis of prickly heat, the patient should cooperate with the doctor to carry out standardized treatment as soon as possible to reduce the adverse effects of the disease. All of the above medications should be used in accordance with medical advice.