Food couriers bring supplies to social workers at a closed residential community in Xi’an, Shaanxi province, on Saturday. [Photo by YUAN JINGZHI/FOR CHINA DAILY] A citywide lockdown and mass COVID-19 testing in Xi’an, capital of Northwest China’s Shaanxi province, have enabled the city to reduce the risk of transmission, but the local outbreak is still developing, local authorities said …

Xinhua News Agency, Washington, December 22 (Reporter Tan Jingjing) On the 22nd, the U.S. Food and Drug Administration approved the first oral drug that can be used urgently to treat COVID-19 infections in adults and children aged 12 and older who have mild to moderate COVID-19 illnesses, as well as those at higher risk of severe illness. The US Drug …

Recently, we have discovered that criminals illegally produce, sell and export our specimen collection swab products by counterfeiting our registered trademark and posing as our production address. The above-mentioned illegal acts of counterfeiting products have seriously affected our reputation, violated our legitimate rights and interests, and are suspected of violating the criminal law. We are not responsible for the purchase …

10 in 1 mixed sampling testing means that after 10 people sampled separately, the samples are put into the same virus sampling tube. This mixed sampling testing mode is suitable for large-scale testing projects and has the advantages of efficient screening and resource saving. So where are its advantages? A virus sampling tube only puts a sample of one person, …

Since the outbreak of COVID-19, many people have done throat swabs when doing nucleic acid tests, so they have some understanding of throat swabs. So, in addition to nucleic acid testing, what other diseases can throat swabs check? What is a throat swab test? Pharyngeal swab examination is a frequently used examination method in respiratory medicine. When the throat of …

A staff member deals with nucleic acid testing samples in a PCR (polymerase chain reaction) lab in Xianyou county, East China’s Fujian province, Sept 14, 2021. [Photo/Xinhua] In order to control the expenditure on COVID-19 nucleic acid testing and screening at an affordable level, and strive to maintain a balance between epidemic prevention and control, economic development, and social life, …

Workers make medical protective masks at a factory in Nanchang, Jiangxi province. [Photo by Hu Guolin/For China Daily] A video, claiming the sterilization processes of masks leave carcinogens on the products, has raised concerns among the general public last week. So, what exactly does happen during mask production? Is it really a cause for concern? 1. What is used to …

For some people who are in high-risk areas and who may be infected with the COVID-19, it is very important to do a nucleic acid testing. but it is not suitable to do the testing if there are the following conditions：   1. 30 minutes before taking samples, it is not advisable to do nucleic acid testing for people who …

The new coronavirus reproduces a new mutant strain “Omicron”. As of November 28, South Africa, Israel, Belgium, Italy, the United Kingdom, Austria, and Hong Kong, China, have monitored the input of this mutant strain. The input of this mutant strain has not been found in other provinces and cities in our country. Many countries have upgraded their anti-epidemic measures to …

The World Health Organization on last Friday assigned the Greek letter omicron to a newly identified Covid variant in South Africa. The following is the answer about Omicron Variant. What is it called? The variant was initially referred to as B.1.1.529, but on Friday was designated as a variant of concern (VOC) by the World Health Organization because of its “concerning” mutations …

  Delta Variant Symptoms Are Similar The Delta strain does have similar symptoms to the original COVID strain but there are some important differences. So far, loss of taste and smell are not known as common signs of the Delta variant. The common symptoms associated with Delta are: • Sore throat • Runny nose • Fever • Headaches While fever …

Nasopharyngeal swabs are mainly used for nasal and throat sampling of respiratory and intestinal viruses such as influenza, swine flu, avian influenza, hand, foot and mouth, etc. When using nasopharyngeal sampling swabs, attention should be paid to the following precautions, otherwise it will not only affect the accuracy of sampling, but also cause serious injury to the taker. Preparation before …