The dry-run was being conducted in state capitals in at least three session sites. Some states also included districts that are situated in difficult terrain or have poor logistical support, according to officials.
Interacting with state chief ministers, Modi underscored the enormity of what he described as the world's biggest vaccination exercise, which begins from January 16, saying over 30 crore citizens will get the jabs in the next few months in India against only 2.5 crore people vaccinated so far in over 50 countries in around a month.
'We really need to look seriously to see if there are any local variants.'
A massive pan-India inoculation drive against COVID-19 was set in process on Tuesday with more than 56 lakh doses of the Covishield vaccine flown to 13 cities across India from Pune and taken to designated national and state-level stores amid tight security.
'You have sufficient protection if you take the second dose of the Covishield vaccine at 12 weeks, because this vaccine works in a way where it provides protection in the first dose.'
As India emerges from the COVID-19 crisis, the ninth budget under the Modi government, including an interim one, is widely expected to focus on boosting spending on job creation and rural development, generous allocations for development schemes, putting more money in the hands of the average taxpayer and easing rules to attract foreign investments.
'All the vaccines that are available in most countries, right now, are all highly effective and safe.'