Covid-19 Booster Dose

Covid-19: Special vaccination drive for 3rd, 4th doses begins

Covid booster dose campaign resumes Wednesday

Pfizer to be given as fourth Covid-19 dose

US CDC backs use of redesigned Omicron Covid boosters

Moderna seeks FDA nod for booster shot aimed at Omicron BA.4, BA.5

BSMMU: Antibodies decrease after 6 months of Covid-19 booster dose

WHO experts back second Covid booster for those most at risk

Only Covid-19 booster dose will be available in Bangladesh from December

Fighting Covid-19: Booster shots main focus now

New wave of Covid-19 hits Bangladesh

Global Covid cases surpass 535 million

Bangladesh starts booster dose drive to vaccinate 10m in a week

Eradicating Covid-19 once and for all

Covid: Weeklong booster dose campaign to kick off Saturday

Moderna seeks FDA authorization for second Covid booster for all adults

Study: Covid booster efficacy wanes significantly by fourth month

Omicron-specific booster may not be needed, US study finds

Covid vaccine for all above 12, booster for over-40s

Countries to only let in travellers having three Covid shots