A major drug company's hopes of delivering a coronavirus vaccine were lifted on Saturday (September 12), when safety regulators gave AstraZeneca the go-ahead to resume clinical trials.
AstraZeneca mentioned on Tuesday that, studies had paused because it was investigating whether the adverse reaction was linked with the vaccine or not.
Medical information about the individual who fell ill on Sunday is not being released.
"In large trials such as this, it is expected that some participants will become unwell and every case must be carefully evaluated to ensure careful assessment of safety", Oxford University said in a statement. Now that China's scientific and technological power was strong, the data from the phase I and II clinical trials were recognized by the worldwide community, so that China can have the direct development of phase III clinical research in overseas areas, which is a model of global cooperation.
A spokesperson for AstraZeneca told STAT that at this point, only the trial in the United Kingdom has been resumed.
"There are over 300 candidate vaccines for COVID-19, with many in more advanced stages of development than Russia's Sputnik V". The ChAdOx1 nCoV-19 is made from a virus (ChAdOx1), which is a weakened version of a common cold virus (adenovirus) that causes infections in chimpanzees, that has been genetically changed so that it is impossible for it to grow in humans. The companies promised to wait until they had adequate data showing any potential vaccine worked safely.
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Zayed said on Friday in remarks to the media that the two vaccines belong to a leading Chinese company in the field of vaccine manufacturing, but did not name the company.
AstraZeneca declined to disclose further details.
Some 6,000 people in Egypt will participate in phase 3 clinical trials of two Chinese coronavirus vaccines, a statement by the Health Ministry cited Minister Hala Zayed as saying, as part of an global effort to determine the effectiveness of the vaccine.
"The first batches of the vaccine for testing the supply chain have already been shipped, we are now checking the delivery system so that the staff gets to know it".
Sputnik V is a vaccine which is being developed by The Gamaleya Research Institute, part of Russia's Ministry of Health.
It's not uncommon for clinical trials to be paused. The study of the results conducted on a small number of people showed that the vaccine produced immune response in the candidates with mild side effects.