Washington, United States — US biotech firm Novavax said Thursday its two-shot Covid-19 vaccine candidate showed 89.3 percent efficacy in a major Phase 3 clinical trial in Britain.
But the positive news was offset by results that showed it was much less effective against a highly transmissible variant of the coronavirus first identified in South Africa that is spreading quickly around the world.
The company said it would immediately begin developing a new vaccine targeting this variant.
“NVX-CoV2373 has the potential to play an important role in solving this global public health crisis,” said the company’s president and CEO Stanley Erck, using Novavax’s name for the vaccin…
Keep on reading: Novavax Covid vaccine highly effective, but not against South Africa variant