What is BCG vaccine? Is it a new tool to fight COVID-19?
What is BCG vaccine?
What does BCG vaccination consist of?
BCG vaccine consists of the strains of bacterium that cause lung tuberculosis in humans. The strain is known as Mycobacterium Bovis. During vaccine making, the strength of active bacteria is reduced in order that it doesn’t cause disease in healthy people. it’s called a lively ingredient within the language of drugs . additionally to the present , the vaccine contains sodium, potassium and magnesium salts, glycerol and acid .
Why BCG vaccination appeared within the study of coronavirus?
The ny Institute of Technology’s Department of Biomedical Sciences conducted a study which came out on 21 March. during this study, scientists found that BCG vaccination helps in fighting diseases like viral infections and sepsis. This raised hopes that BCG vaccination may play a crucial role in Coronavirus related cases. Scientists received two results after watching the info from different countries and therefore the health infrastructure:
In the countries where BCG vaccination is given, there are fewer cases of death thanks to coronavirus and therefore the countries where BCG started early, have even fewer cases of deaths from Coronavirus comparatively. for instance , Brazil started the vaccination of BCG in 1920 and Japan in 1947. Here the danger of spreading corona is 10 times less. At an equivalent time, the 1984 BCG vaccination began in Iran. it’s believed that folks up to 36 years aged are vaccinated in Iran, but the elderly aren’t vaccinated. due to this, they need a high risk of coronavirus.
In countries where there’s no BCG vaccination, there are more cases of infections and deaths. Such countries include the us , Italy, Lebanon, Belgium and therefore the Netherlands, where the danger of corona outbreak is 4 times higher.
BCG vaccine in India
The BCG vaccine was first introduced in India as a pilot program within the year 1948. The very next year, in 1949, it had been started in schools across the country. In 1962, the National TB Program started n India and youngsters were vaccinated soon after birth across the country. consistent with this, it are often assumed that an outsized population in India is BCG vaccinated.
Dr K Srinath Reddy of the general public Health Foundation, Dr Rajendra Prasad Tongra, Advisor to India at WHO and Dr MC Mishra, former Director of AIIMS, believed that India is during a better position as most of the people in India are vaccinated against the BCG in childhood to stop TB. It not only protects against TB but is additionally beneficial in respiratory diseases. The coronavirus also reaches the lungs through the windpipe.
India’s first coronavirus testing kit: Here’s all you would like to understand about the lady behind it
The researchers at the Murdoch Children’s Research Institute are going to be conducting an attempt of the Bacillus Calmette–Guerin (BCG) vaccine with 4,000 health care professionals in hospitals around Australia to work out if it can reduce COVID-19 symptoms. they’re going to be taking the blood samples at the beginning and end of the trial to work out who contracted Coronavirus. These researches have given a ray of hope however we cannot completely believe the BCG vaccine until its confirmation.