17 June 2021. Vietnam would cooperate with Cuba to produce a Cuban Covid-19 vaccine after the Institute of Vaccines and Medical Biologicals (IVAC) receives the necessary production tech. Initial trial results showed the vaccine is effective against certain variants (Beta and Gamma), safe to use and immunogenic.https://e.vnexpress.net/news/news/vietnam-to-produce-cuban-covid-vaccine-4295654.html