Brazil extends validity of J&J COVID vaccine to 4.5 months

Brazil's health regulator Anvisa has extended the validity of the single-shot Johnson & Johnson (JNJ.N)COVID-19 vaccine, prolonging its shelf life from 3 months to 4.5 months, giving the country more time to use a first batch due to arrive this week. The batch of 3 million doses was due to expire on June 27, but now Brazil has followed the U.S. Food and Drug Administration in extending the expiration dates by a month a half