Antigen test generally refers to the new coronavirus antigen test, the new coronavirus antigen test two bars, it is recommended that patients go to the regular hospital, for the new coronary nucleic acid test, if the test results are positive, basically can be judged as the new coronavirus infection, the need to take drug treatment. New coronavirus antigen test belongs to a screening method for new coronavirus infection, if the patient’s test result is two bars, it is mostly considered to be the new coronavirus infection, but because of its diagnostic accuracy is low, the patient needs to go to the local health care institutions for the new coronavirus nucleic acid test. If the nucleic acid test is also positive, it can basically be judged as a new coronavirus infection. Once the diagnosis is confirmed, patients need to take oral antiviral medications such as ritonavir tablets or intravenous injections such as ambavizumab and lomivizumab under the supervision of a doctor. Most patients can control the progression of the disease and improve their symptoms with medication. It is recommended that during the treatment period, patients should also follow the doctor’s instructions for regular review in order to understand the recovery of the disease.