To eliminate prickly heat, it is necessary to pay attention to the following points: First, it is recommended to use air conditioning to cool down during summer, maintain indoor ventilation, and ensure smooth airflow. Second, it is advisable to add some medicinal ointments or solutions that help treat prickly heat to the bath water. Third, you can apply prickly heat powder or talcum powder on the affected areas to help keep the skin dry and clean. Of course, you can also apply a mild astringent ointment to the affected areas to achieve a therapeutic effect.