Baby heat rash, also known as prickly heat, needs to be treated by cooling the skin, wearing loose clothing and, if necessary, medications such as anti-itch lotions or powders. Prickly heat is a superficial, inflammatory skin disease common in summer or hot environments, often occurring on the back of children, accompanied by a tingling sensation, surrounded by a red halo. Generally, if the skin is cooled down, the room is ventilated, the skin is dry and clean, and more loose clothing is worn, prickly heat usually disappears quickly and does not require medication. If it is serious, general care can not stop itching, eliminate prickly heat, need to consult a doctor in time, under the guidance of the doctor for treatment, commonly used drugs such as topical drugs such as glycerine lotion, hydrocortisone solution or cream, mupirocin ointment and so on. Babies with prickly heat should consult the doctor in time, under the guidance of the doctor for treatment, daily attention to pediatric hygiene, avoid wearing too thick, diet should be clean and hygienic. The above medicines should be used under doctor’s guidance.