Injecting Nano Covax vaccine (Photo: VNA)Hanoi (VNA) – More than 6,000
volunteers have registered for the third phase of of , which is scheduled to begin on June 8, according to the
Military Medical University (MMU) under the Defence Ministry.
A
MMU representative said in this phase, the vaccine, developed by Vietnamese
Nanogen Pharmaceutical Biotechnology JSC, will be tested on around 13,000
volunteers aged between 18 and 74, in many localities nationwide.
The
, also the final one, aims to evaluate the effectiveness of the
vaccine and each volunteer may only receive one jab of 25 mcg.
Director of the university Prof. Dr. Do Quyet showed his confidence in the
safety of Nano Covax vaccine with the positive results obtained from the
previous two trial phases.
Navo Covax vaccine started testing on humans
on December 17 last year and has completed the second phase.
The first-phase trials showed
the vaccine was safe and vaccinated volunteers had antibodies against the UK
variant (B117).
The
second-phase ones were conducted on 560 volunteers divided
into four groups, with 80 people injected with a placebo and three other groups
administered with 25mcg, 50mcg, and 75mcg doses. However, only 554 received
second shots because six people withdrew from the trial.
All of the vaccinated volunteers have developed antibodies
against at different levels.
Regarding the antibody index to neutralise the virus, people
injected with 25mcg dose got the highest index with more than 90 percent at
14 days after the second shot and 42 days since the first jabs./.
Source: VietnamPlus
