The new coronavirus nucleic acid test, the test is very convenient, safe, generally not uncomfortable, there will not be too strong pain, there may be a slight discomfort. The new coronavirus nucleic acid test uses a soft cotton swab to collect secretions from deep in the throat or nasal passages, the whole collection process is convenient and quick, there may be some discomfort during the sampling process, but it will not bring more serious pain. The new coronavirus nucleic acid test will collect respiratory secretions, some of the throat, nasal cavity is more sensitive, or patients with nasopharyngeal diseases, in the sampling process will have a slight discomfort such as dry heaving, vomiting, and so on, usually after the end of the sampling will be relieved. If the discomfort persists, it is recommended to go to the hospital in time and follow the doctor’s advice and actively cooperate with the treatment according to the specific situation. It is important to avoid excessive eating and drinking 2 hours before the test.