Nucleic acid testing refers to the nucleic acid test for the new coronavirus, and it is currently believed that the chances of contracting the virus during nucleic acid testing are very small, and the likelihood of contracting the virus is low. First of all, health care workers will use disposable pharyngeal specimens to collect specimens, while each collection of a examinee needs to be hand-sterilized once, the collection of health care workers will generally be good protective measures to avoid medical infection as far as possible. At the same time into the process of nucleic acid testing, outdoor is generally air circulation, while the examinee is generally to maintain a distance of more than one meter five. If it is indoor, generally indoor is an air sterilizer for air disinfection, single room, single person collection, to avoid the risk of testing process. [Tips] This article refers to the “new coronary pneumonia, new coronary virus pneumonia”, etc., has been December 26, 2022, the National Health Commission issued a notice renamed the “new coronary virus infection”.