There is no fastest cure for prickly heat, but it can be alleviated and improved through life conditioning, physical therapy, medication and other methods. 1. Life conditioning: more indoor ventilation should be carried out to ensure air circulation and freshness, fans or air-conditioning can also be used to cool the body, warm water to clean the body sweat, reduce the accumulation of sweat on the skin surface, and effectively alleviate the discomfort symptoms of prickly heat. 2. Physical therapy: You can use towel-wrapped ice packs, wet towels and other local cold compresses, which can effectively relieve itching, pain and other uncomfortable symptoms. 3. Medication: Under the guidance of professional physicians, choose to use topical glycerin lotion, prickly heat powder, etc., or oral amoxicillin capsules, loratadine tablets and other drugs for treatment. In the need to use drugs, should be standardized under the guidance of a professional physician, not blindly use drugs, in order to avoid adverse reactions, aggravate the condition.