Experts: China's new crown vaccine serious adverse reactions of about one millionth
Last Update: 2021-01-13
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Wang Huaqing, chief expert of the immunization program of the Cdc of China, introduced the adverse reactions of China's new crown vaccine on the 9th, he said, now reported suspected adverse reactions, 80% are general adverse reactions, of which 6 out of 100,000 are abnormal reactions, most of the abnormal reactions are allergic rashes, of course, there are other allergic reactions, including angioedema and other adverse reactions, serious adverse reactions are about one in a million.
Wang Huaqing introduced, in the monitoring process, in order to ensure the sensitivity of adverse reaction monitoring, the responsible reporter is required to find, suspected adverse reactions related to vaccination should be reported, these suspected adverse reactions reported, to be reviewed, but also to investigate, and some also need to be diagnosed. In fact, most of the suspected adverse reactions reported were general reactions, and abnormal reactions accounted for only a small part of them.
Wang Huaqing said the emergence of adverse reactions to the vaccine is one of its characteristics. "We may also be concerned that there are also reports of adverse reactions abroad, as well as occasional serious adverse reactions, which is a normal phenomenon in the vaccination process."
Wang Huaqing further introduced, about China's vaccine adverse reactions, according to monitoring results, now reported suspected adverse reactions, 80% are general adverse reactions, of which 6 out of 100,000 are abnormal reactions, in abnormal reactions are mostly allergic rash, of course, there are other allergic reactions, including angioedema and other adverse reactions, serious adverse reactions are about one in a million. Compared with historical data, there are no abnormalities, that is, compared with the past serious adverse reactions, adverse reactions are also good, more consistent, there are no abnormalities.
deal with "adverse reactions?" How to reduce adverse reactions, including the serious situation of the coupling" problem, Wang Huaqing pointed out that in the vaccination process, there are relevant requirements, vaccination doctors including grass-roots vaccination units, but also in accordance with this requirement to do.
"We will also inform the subject in advance of what kind of preparation to make before then." Prior to vaccination, inform the characteristics of the vaccine and the presence of adverse reactions to the vaccine and vaccinate with informed consent. In addition, when the subject to vaccination, must tell their health status truthfully to the vaccination doctor, so that the vaccination doctor will have a judgment, such as whether there is any disease, is not in the on-the-go period of the disease, there is no allergy history in the past and so on, to the vaccination doctor truthfully reported. Wang
, after vaccination, stayed on site for 30 minutes. The main purpose is, first, once there is a serious allergic reaction, can be treated in time at the scene, because these serious adverse reactions, 90% appear within 30 minutes, so to stay.
second is that some of the scene due to stress and other psychological factors, the emergence of psycho-positive reactions, most also occur within 30 minutes, if left too early, may occur accidental injury. "If you've been watching for 30 minutes and you suspect something's wrong or you're not feeling well, we also recommend going to the hospital in a timely manner." Wang Huaqing said.
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