Summer heat rash on baby’s head can be treated with glycerine lotion, and in severe cases, glucocorticoid ointment can be used to help treat the condition. If your baby has prickly heat on the scalp in summer, you should pay attention to keep your head hygienic and dry, and try to avoid being in an environment that is too hot. Glycerin creams can be used to help keep the scalp dry and relieve itching, and to avoid scratching which may lead to skin erosion. In addition, if the inflammation of prickly heat is serious, glucocorticoids can be used for treatment, such as hydrocortisone cream. If the phenomenon of prickly heat on the baby’s head is serious, you should go to the hospital in time for examination, and use the above medication should follow the doctor’s instructions.