Outpatient nucleic acid test need to pay attention to strengthen protection, try to go on an empty stomach, carry a cell phone or ID card. 1. Outpatient nucleic acid test need to pay attention to strengthen the protection, go out wearing a mask, nucleic acid test queuing process try to maintain a distance of more than one meter, to avoid talking close contact, to prevent cross infection. 2. Certain people have heavier throat reaction during the sampling process, and may experience nausea, vomiting and other symptoms. It is recommended that you try not to eat too much before the nucleic acid sampling, so as not to stimulate the throat due to the sampling, which may cause vomiting. In addition, in order to ensure the accuracy of the results, it is recommended that you do not brush your teeth, smoke or chew gum half an hour before sampling, and avoid drinking alcohol the day before sampling. 3. Outpatient nucleic acid testing is usually done by on-site appointment, which can be booked by ID card or cell phone QR code, so bring your ID card or cell phone with you.