TEMPO.CO, Bandung – Number of clinical trial participants vaksin Sinovac in Bandung the number of infected with the Covid-19 corona virus has actually increased. Of the 25 people who were disclosed in mid-January, the number is now 95.
The middle of January was a period of three months of research clinical trials the results showed the efficacy rate of the Chinese-made vaccine, which was 65.3 percent. Meanwhile, at the age of six months of clinical trial research, the data on the test participants who received the vaccine and those who only received the placebo were opened up.
“Both those who got the placebo and those who got the vaccine, have collected 95 people today,” said Head of the Research Team, Kusnandi Rusmil, explaining the number of clinical trial participants who had contracted Covid-19, Monday, March 22, 2021.
Kusnandi did not specify how many of the 95 cases were from the group receiving the vaccine and how many from the placebo recipient. But he said the vaccine efficacy rate tested after six months had not changed, namely 65 percent.
“This means that those who have immunity after being immunized are 65 percent. Below that are not immune even though they get the vaccine,” said Kusnandi.
Kusnandi revealed that when he was at the Garuda Public Health Center with the agenda of taking blood samples from clinical trial volunteers to measure antibodies in the sixth month after the injection of the first dose of the vaccine. He also mentioned that the World Health Organization (WHO) had asked for the research to be extended for another six months.
According to Kusnandi, the request for an extension of the clinical trial is to study in more detail the effects of the vaccine given. “Because this disease has only been a year, so we are still studying it carefully. There are still many big questions, so WHO asks everyone to draw more blood later, ”he said, adding that the request must be fulfilled.
Kusnandi said WHO also asked volunteers to receive booster injections. Basically, the vaccinations that have been given do not mean to give immunity to Covid-19 for life.
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The pediatrician professor likens the virus influenza which is always changing. “So if we are immunized influenza, once a year, now it’s changing every year, changing every year, maybe it’s the same,” he said.
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