The first shot of vaccine Nanocovax, Vietnam's first Covid-19 vaccine, is given to a male volunteer. (Photo: VNA) 
Three of the 60 volunteers eligible for the COVID-19 vaccine trial receive the first shots. The core purpose of the first phase of human trials is to evaluate the safety of a vaccine when used on humans, not its effectiveness, potency, or ability to provoke an immune response in the body. (Photo: VNA) 
The vaccine is produced by the Nanogen Pharmaceutical Biotechnology company, one of four organisations researching COVID-19 vaccines in Vietnam. (Photo: VNA) 
Director of the Military Medical Academy Do Quyet at a meeting before starting the first injection of COVID-19 vaccine Nanocovax on three volunteers. (Photo: VNA) 
Director of the Military Medical Academy Do Quyet chairs a meeting before starting the first injection of COVID-19 vaccine Nanocovax on three volunteers. (Photo: VNA) 
The volunteers are injected with the first dose of the vaccine on December 17 and the second dose 28 days later, according to the Health Ministry. (Photo: VNA) 
Vietnam starts human trials of a COVID-19 vaccine, with vaccine injections taking place at the Hanoi-based Military Medical Academy. (Photo: VNA) VNA
