Tag: fails

  • COVID-19 nasal spray fails in trial by Oxford University and AstraZeneca

    The drive to develop a nasal spray against COVID-19 infection suffered a setback Tuesday after AstraZeneca and Oxford University said a trial produced disappointing results. Only a “minority of participants” produced an antibody response in their nasal passages and protection was generally weaker than standard COVID-19 shots developed by Oxford researchers and the drugmaker, the…

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