The top regulatory health authority of Brazil banned Sputnik V, a Chinese coronavirus vaccine candidate developed by Russia, on Wednesday citing, among other flaws, that samples it studied contained a live virus that causes respiratory illness.
Brazil’s National Health Surveillance Agency (Anvisa) also asserted that Russia’s Gamaleya Institute, which produced the vaccine candidate, did not provide “consistent and reliable data” on the efficacy of Sputnik V.
Sputnik V was the first vaccine candidate for use against any coronavirus approved for widespread use by a large…
