If you have been drinking alcohol, it is recommended to do the nucleic acid test after the alcohol has been metabolized. Alcohol consumption should be avoided before the nucleic acid test, and it is recommended to avoid eating spicy, stimulating and greasy food 30 minutes before the test. It is generally not recommended to do nucleic acid test after drinking alcohol, after alcohol enters the body, the metabolism in the body is slow, it will accumulate in the body tissues as well as the blood, and after conversion, it will turn into acetyl coenzyme, which will affect the results of nucleic acid test, try to do the nucleic acid test after alcohol metabolism out of the body. Try to avoid drinking alcohol before the nucleic acid test, because alcohol may affect the results of the nucleic acid test. In addition, patients should avoid eating spicy, stimulating as well as greasy foods such as chili peppers, onions, garlic, and fatty meats before doing the nucleic acid test, which may cause nausea and vomiting during sampling. Patients should not do the nucleic acid test after drinking alcohol to avoid affecting the test results. It is recommended that patients do personal protection when doing nucleic acid test to prevent the phenomenon of virus transmission.