Prognosis
Covid Vaccine Setbacks Temper Optimism After Upbeat News
- Sanofi and GSK delay Covid vaccine as results fall short
- Australia cancels order of University of Queensland shot
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Vaccine makers, including two of the biggest in the world, suffered setbacks in the push to get more Covid-19 shots across the line, tempering a run of positive news.
Sanofi and GlaxoSmithKline Plc delayed advanced trials of their experimental Covid-19 shot after it failed to produce a strong enough response in older people, pushing its potential availability to the end of next year. In another blow, trials of a vaccine being developed by CSL Ltd. and the University of Queensland in Australia ran into difficulties.