RIO DE JANEIRO, BRAZIL - Apart from ButanVac and Versamune, two more new Brazilian immunizers against Covid-19 are in advanced stages to request authorization from the National Health Regulatory Agency (ANVISA) to start clinical trials in the country.
Last week, ANVISA received requests for authorization for tests with two other national immunizers against the new coronavirus, ButanVac, and Versamune.
The information is from the Ministry of Science, Technology and Innovations' Research . . .