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Originally Posted by joglynne
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It's far too early to judge whether these vaccines will ever make it past the testing. Other drugs for coronavirus have looked positive at this stage but ultimately failed for one reason or another.
The swine flu vaccine made it through the tests but was later found to have an unacceptable side effect - narcolepsy - and had to be withdrawn..
I hope very much, with the whole world racing for a vaccine, we will be successful this time, but I won't hold my breath. Over many decades we have attempted to find a vaccine for coronavirus and we have not succeeded. So fingers crossed that this major effort will see results.