Brazil’s health regulator cited safety concerns while rejecting several states’ requests to import almost 30 million doses of Russia’s Sputnik V vaccine, prompting criticism from the Russian government. The five-person board of the Brazilian Health Regulatory Agency unanimously decided late Monday that consistent and trustworthy data required was lacking for approval of the requests from 10 states, according to a statement. Another four states and two cities have also sought authorization to import the vaccine. The agency, known as Anvisa, said there were faults in all clinical studies of the vaccine’s development, as well as absent or insufficient data. The agency statement said that analysis indicated that the adenovirus on which the vaccine is based has the capacity to replicate, which could cause sickness or death, particularly among those with low immunity or respiratory problems. The Russian fund overseeing the vaccine’s marketing globally denied […]