Omicron BA.4 and BA.5 viruses will become mainstream, experts point to conditions for relaxing entry quarantine|Instant News|Hong Kong and Macau|on.cc

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The epidemic in Hong Kong has rebounded, and the number of mutant virus cases has increased. Kong Fanyi, director of the Department of Infectious Diseases and clinical professor of the Department of Internal Medicine, Faculty of Medicine, Hong Kong University, said in a radio program today (4th) that he believes that the Omicron BA.4 and BA.5 mutant viruses will become the mainstream in Hong Kong. virus, but don’t think it’s too much to worry about. Because according to the 5th wave of epidemic data, more than 4 million people were infected with BA.2 virus. Many analysis and data pointed out that the recovered patients have sufficient immunity to BA.4 and BA.5, and the high vaccination rate in Hong Kong can produce Hybrid immune barrier.

Kong pointed out that even if there is a second infection of the public, it is believed that it will not cause a major outbreak, because after the second infection, the symptoms will be mild or even no symptoms, and there should be very few cases of severe illness or death, even in residential care homes for the elderly. Similar. However, he reminded that the elderly may induce long-term illness and make the condition more serious. In addition, the mainland Sinopharm Group cooperated with the University of Hong Kong to launch the clinical trial of the second-generation new crown inactivated vaccine. Kong pointed out that the overall progress is good, and it is hoped that the vaccination trial will be completed before the end of August. In the middle or end of September, preliminary analysis and data will be available. If all goes well and the vaccine is safe and effective, I hope to apply for emergency registration in Hong Kong in November, and citizens can be vaccinated in December.

Ho Pak-leung, director of the Center for Infection and Infectious Diseases of the University of Hong Kong, also said in another TV program that the Omicron BA.5 virus is gradually becoming mainstream globally, and it is expected that the number of related cases will increase significantly in the next few weeks, replacing BA. Symptomatic cases will further increase. He believes that if the circulating virus strains in the surrounding areas are the same as those in Hong Kong, the severe rate of imported cases is low, and the vaccination rate of high-risk people in Hong Kong is high, there is room to adjust the arrangement of the 7-day hotel quarantine for inbound people, and it can be changed to 3-day hotel quarantine Plus 4 days of home quarantine.

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