During the period of taking medicine and drinking tea substitute, if citizens feel unwell, they should stop using it immediately and seek medical advice in time; The elderly, children, patients with chronic diseases, those with stomach cold deficiency and cold, and those with special diseases or drugs should be used under the guidance of a doctor; Children must use it under the supervision of adults, pay attention to reducing it or use it under the guidance of pediatricians; Pregnant women should use preventive prescriptions with caution. During taking medicine, you should have a light diet, eat less or avoid fried, smoked or spicy and greasy products; Maintain good hygiene habits, wash your hands frequently, wear a mask and protect yourself; Keep a calm mind, work and rest regularly, don't be too nervous, and seek medical advice in time if you have any fever during taking.

In addition to the preventive prescription of Chinese medicine, citizens can also choose the characteristics of Chinese medicine such as acupoint massage, moxibustion, medicated diet and epidemic prevention sachet for prevention. For example, acupoint massage can focus on Xiang Ying, Fengchi, Zusanli and other acupoints, so as to unblock qi and improve immunity. Moxibusting Zusanli with moxa sticks for about 10 minutes, cutting a piece of thin ginger about the size of copper coins and sticking it on the navel, lighting the moxa sticks on it, replacing the moxa sticks after burning, and strengthening the moxa sticks once a day for 3-7 days can also play a preventive role, but it is necessary to prevent burns and keep ventilation when treating at home. In addition, the public is advised to combine work and rest to ensure adequate sleep and proper exercise. Citizens can also practice 1-2 times 15-20 minutes of Ba Duan Jin and 30-50 minutes of Tai Ji Chuan every day to improve their resistance.