Early signs of a new coronavirus infection may include a dry cough and a scratchy throat. Although the new coronavirus infection may appear itchy throat, dry cough, but the itchy throat, dry cough is not necessarily due to the new coronavirus infection, dry cough, itchy throat may also be allergic reactions or chronic pharyngitis, etc., and some belong to the asymptomatic new coronavirus infection, the patient does not have obvious symptoms, and can not be determined from the symptoms of whether the new coronavirus infection. If you are in close contact with a patient with CKP or have traveled to an area with a high or medium risk of CKP, you need to take a nucleic acid test for CKV to find out if you have been infected with CKV. At the same time, we need to be aware of prevention, and people who have been to the infected area and have symptoms of dry cough and itchy throat should do the new coronavirus nucleic acid test in a timely manner, so as to avoid being infected by the new coronavirus and then infecting others, and patients should not use their own medication. [Tip] This article refers to the “new coronavirus pneumonia, new coronavirus pneumonia”, etc., has been December 26, 2022, the National Health Commission issued a notice to change the name to the “new coronavirus infection”.