The survey showed 67.6% of adults were seropositive, while more than 62% of adults were unvaccinated.
The study led by researchers at the Barnes-Jewish Hospital in Missouri, US, showed a total of 16.29 billion doses of antibiotics were sold in India in 2020.
Doctors said buying and using the medicine without the recommendation of a physician could harm the body.
It is already known that the use of antibiotics early in life disrupts the intestinal microbiota, the trillions of beneficial microorganisms that live in and on our bodies.
Patients with toothaches are often prescribed antibiotics by physicians and dentists to help relieve signs and symptoms and prevent progression to a more serious condition.
According to the World Health Organization (WHO), antibiotic resistance is one of the biggest threats to global health, food security and development today.
A research, published in the journal Cell Reports, discovered that signals from gut bacteria help to maintain a first line of defence in the lining of the lung.