Immunization effect 10 days after the first injection of the pfizer vaccine
According to major foreign media on the 9th, the U.S. Food and Drug Administration (FDA) released a new report saying that the Corona 19 vaccine developed by Huiza will be effective in preventing the Corona 19 virus 10 days after the first injection.
The FDA’s report was released two days before the FDA’s vaccine advisory committee meeting was held on Saturday. The FDA’s Vaccine Advisory Committee will decide Tuesday on emergency approval of the Pfizer vaccine in the United States.
The FDA analyzed Hua’s clinical three-phase data on about 44,000 people in the United States, Brazil, Argentina, Germany and Turkey. About half of them were vaccinated and the other half were inoculated with placebo and both groups were given two doses every 21 days.
Clinical results showed that 10 days after the first inoculation, the symptoms of corona 19 were significantly reduced compared to the control group administered placebo. This means that one inoculation alone has some preventive effect on Corona 19. According to the New York Times (NYT), it is important to be vaccinated twice because it is not known how long the preventive effect from one dose will last. According to the FDA report, 52 percent of vaccinations are after the first inoculation and 95 percent after the second inoculation.
It also showed that there were no safety issues related to the side effects of the pfizer vaccine. About 84% of clinical participants reported pain in the area where inoculation was given. 63 percent said they felt tired and 38 percent complained of muscle pain. Chills and joint pain were 32 percent and 23 percent, respectively, while only 14 percent complained of fever. It is analyzed that such minor side effects are more common during the second inoculation than during the first inoculation. 토토커뮤니티 Each side effect lasts about one to two days, the survey showed.
The U.S. CNBC reported that the FDA’s vaccine advisory committee may announce its emergency approval within a few days after the meeting on the 10th (local time).