The Kremlin has implored people to get vaccinated against Covid-19, calling it the only way to stop the virus' spread, as Russian authorities mull reintroducing health restrictions to cope with daily cases rising to their highest levels since January.

Moscow may soon bring back incentives such as prize drawings for people to get vaccinated, Mayor Sergei Sobyanin said, as authorities struggle to contain a wave of cases and deaths.

The 25,781 new infections reported nationwide on are the most since January 2, reports Reuters.

"The vaccination rate, despite the complete preparedness of all infrastructure, leaves much to be desired," Kremlin spokesperson Dmitry Peskov told reporters.