Be ready to tackle COVID-19 by getting TWO vaccine doses.
Pfizer-BioNTech - Two doses 3 weeks apart.
Moderna - Two doses 4 weeks apart.
Oxford-AstraZeneca: Two doses 8 to 12 weeks apart.
Novavax: Two doses 3 weeks apart.
Sputnik V: Two doses 3 weeks apart.
Coronavac: Two doses 1 month apart.
https://www.healthline.com/health/why-two-doses-of-covid-vaccine#dosing-timeframe