By : Vrushank

A term which has been on the rise in recent times is Vaccine. What is Vaccine? Which Vaccine to take? Here’s a comprehensive guide on the different types of COVID Vaccines. A Vaccine is a tiny weakened non-dangerous fragment of the organism and includes parts of the antigen. It’s enough that our body can learn to build the specific antibody. Then if a body encounters the real antigen later, as a part of the real organism, it already knows how to defeat it.

Vaccines available in India and its Manufacturers, Symptoms, Aftermath, Interval, Efficiency and Price:


It is developed by Oxford-AstraZeneca and is being manufactured by the Serum Institute of India (SII). Derived from a weakened version of chimpanzee’s common cold virus called adenovirus – ChAdOx1. It has been modified to enable it to carry the Corona virus. Spike protein into the cells of humans.

Symptoms : Pain, swelling, redness, itching on the injection site, tiredness and headache. Flu like symptoms – Sore throat, runny nose, high temperature etc.

Time Interval : 12-16weeks

Efficacy : 70.4% (after 2nd dose),which could be further increased to 90% if doses are spaced weeks apart. It’s price ranging is between Rs.900/- per dose in private hospitals.


It is developed by Hyderabad-based Bharat Biotech International Ltd. Contains inactivated Corona viruses, which cannot infect a person but still can teach the immune system to prepare a defence mechanism against the active virus.

Symptoms: : Pain, swelling, redness, stiffness on the injection site. Feverish, malaise and weakness, nausea and vomiting.

Time Interval : 4-6 weeks

Efficacy : 78-81%(after 2nd dose). It’ll cost Rs.1200/- per dose at private hospitals.

Sputnik V

It is developed by the Gamaleya Research Institute of Epidemiology and Microbiology in Moscow. It is 2 vector vaccine. This means that the vaccine uses two different kinds of adenovirus vectors, rAs26 for first dose & rAd5 for the second dose (human common cold).

Symptoms : Pain, swelling, redness, itching on the injection site. Flu like symptoms - Sore throat, runny nose, high temperature, headache and fatigue.

Time Interval : 21 days in Russia. To be decided by Indian Government.

Efficacy: : 91.6%(after 2nd dose). It’ll cost Rs.995/- per dose. Total Rs.1250/- including administrative charge

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