Downing Street warns ‘no guarantees’ over Covid-19 vaccine by Christmas despite ‘promising’ results in Pfizer’s trial

Despite ‘promising’

Despite ‘promising’ results in Pfizer’s coronavirus trial, Prime Minister Boris Johnson’s spokesman has warned that there are ‘no guarantees’ the vaccine will be approved by UK regulators.

Pfizer and their partner BioNTech have announced that their experimental Covid-19 vaccine is more than 90 percent effective in combating the virus. The statement from the pharmaceutical giant provides hope that the first coronavirus vaccine could be rolled out before Christmas.

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