If your baby has prickly heat on his head, he can be relieved by general treatment and medication, and pay attention to prevention in his life. 1. General treatment: after the appearance of prickly heat, the child should avoid scratching to prevent breakage and infection; do not wear airtight hats, you can use warm water to wash the head, you can apply local prickly heat powder to keep the head fresh and dry. 2. Medication: If there is obvious itching, you can apply local astringent, such as glycerine lotion to achieve the purpose of stopping the itching; erythema, papules, can be applied locally glucocorticoids, such as hydrocortisone ointment, etc.; if prickly heat itching symptoms are obvious, you can take antihistamines, such as loratadine, etc. treatment. 3. Prevention: head often long prickly heat, you can cut your hair short, keep your head fresh; open the windows regularly to ventilate the room, open the air conditioner properly, reduce the indoor temperature, keep the indoor environment cool and comfortable, can effectively prevent prickly heat way. In short, the baby has a head of prickly heat, can go to the regular hospital dermatology consultation, under the guidance of the doctor for treatment.