As we all are aware of the Covid-19 and its long-term effects on the whole world. A strong immune system is the ultimate method to fight this virus. Vaccination is necessary for all eligible people across the world. After the first and second doses, the government of many countries has allowed the booster dose for its people.
But the people still have many questions in their minds like "Are booster doses really necessary?", "Can booster doses be delayed?", "Which vaccine is most promising?", etc.
So in this blog, we will try to answer some common queries surrounding covid booster vaccines and also take a look at some of the big names in the vaccine industry.
What are booster doses?
Booster doses are mainly protection doses given when you have taken your original shots. After a period the effectiveness of the initial doses starts to wane, so it is given to maintain its potency and immunity of the body.
Why does its demand increase?
Omicron which was reported in South Africa on 24Nov 2021 made all the countries think twice as its transmitting rate was higher than any other variant.
Many countries started booster doses to prevent the third wave as the covid cases started to rise.
Who are offered boosters?
The different countries set their different eligibility criteria. Some of them are
1) People above 18 years or 60 years old.
2) Health and social care workers
3) People who are vulnerable to certain diseases which could decrease their immunity and get worsened by a coronavirus.
Vaccine types for booster doses.
There are different vaccines for the booster worldwide. And the sans vaccine will be administered as a booster. A thought that crosses the minds of many people is which covid vaccine is most promising, and which one should they take. So let us take a look at the composition of some of the big names in the covid vaccine world and look at their primary and booster dosage.
1) Pfizer- BioNTech: Primary does: 2 doses(given 21days apart)
Booster dose: Everyone above 18 years old and after the 5months of the second dose of primary series.
2) Moderna
Primary series: 2 doses ( given 28 days apart)
Booster doses: Everyone above 18 years old after the 5months of the first series.
3) Johnson and johnson's Janssen
Primary series: 1 dose
Booster dose: everyone above 18 years old after the 2months of the primary series.
4) Covaxin
Primary series: 2 doses
Booster doses: After the six months of the second dose
5)Covishield
Primary series: 2 doses
Booster dose: After the 9 months of the second dose of primary series.
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