Nigeria's health minister said on Wednesday some COVID-19 doses donated by rich Western countries had a shelf life that left only weeks to administer the shots.
Botswana has not seen a rise in COVID-19 hospitalisations despite being one of the first countries to detect the Omicron variant, and has managed to fully vaccinate 71% of its 1.3 million eligible population, the health minister said on Wednesday.
U.S. Senate Republicans were poised on Wednesday to try to up-end Democratic President Joe Biden's COVID-19 vaccine and test mandate for private businesses, in a legislative push that appeared to have enough support from Democrats to succeed.
Indian COVID-19 vaccine makers are lobbying the government to authorise boosters as supplies have so outstripped demand that one drugmaker told Reuters it had suspended a plan to produce more than 100 million doses of Russia's Sputnik shot.