The herbal prescriptions for preventing summer heat and cooling dampness include Huo Xiang Zheng Qi Shui, Xin Jia Xiang Elshotsholtzia Drink, Wang’s Summer Heat Clearing and Benefiting Soup, etc. The efficacy of these prescriptions varies from person to person, and you need to pay attention to ventilation and sun protection in your daily life. 1. Huo Xiang Zheng Qi Shui (藿香正气水): It has the functions of relieving the exterior of wind, cold, heat and dampness and dispelling dampness in the body, regulating qi and neutralizing the middle of the body (regulating the qi of the spleen and stomach to make the functions of the spleen and stomach smooth). It is effective in treating colds and flu caused by external wind, cold, heat and dampness, internal dampness stagnation (stagnation of dampness in the body caused by too cold diet), dizziness and heaviness, fullness in the chest and epigastric region, distension and pain in the epigastric region, vomiting and diarrhea, and so on. It should be used with caution for those who are allergic to the medicine and for those who are old and weak and have severe vomiting and diarrhea. 2. Elsholtzia Drink: With the function of eliminating summer heat and resolving dampness, it is effective in relieving the symptoms such as heat in the upper body caused by exogenous sensation, malignant cold (fear of cold), fever, absence of sweating, pain in the head and body, tightness in the chest and heartburn, nausea and desire to vomit, redness in the face and thirst, redness in urine, thin and greasy moss, and floating and numbered pulse. Allergic to drugs and those without external sensation should be cautious. 3. Wang’s Summer Heat Relief Soup: It has the function of clearing summer heat and relieving qi, nourishing yin and generating fluids. It is used for treating summer-heat qi and fluid injuries, symptoms include heat and sweat, thirst and heartburn, short and red urine (small amount of urine, dark yellow color), tiredness and lack of energy, lack of spirit, and weak and numb pulse. Adverse reactions and contraindications are not clear. Caution should be exercised for those who are allergic to the drug. The above medicines are effective in preventing summer heat and reducing summer dampness, but the efficacy varies from person to person. In daily life, pay attention to ventilation and sunscreen to prevent heat stroke, please go to the regular hospital in time to avoid delaying the condition, the drug should be taken under the guidance of a physician.