Ukraine returned to adaptive quarantine with a division of regions according to their distinct epidemiological situation. Once again, the country will be divided into four epidemiological zones (green, yellow, orange, and red).
On February 23, the first batch of Oxford/AstraZeneca (Covishield) vaccine arrived in Ukraine. The COVID-19 vaccination campaign has started on February 24, prioritizing health care workers, based on the risk of exposure.