AstraZeneca recently conceded that its vaccine might cause TTS in very rare instances.
The central government recommended a booster or precautionary dose for all adult citizens in the country.
As per sources, NTAGI recommended reducing the gap between two doses of Covishield based on the latest global scientific evidence.
Both Covishield and Covaxin will be available soon in private clinics for purchase.
Pratap Chandra from Lucknow received his first dose of Covishield on April 8.