Follow RT on The third Covid-19 vaccine registered in Russia is based on a “perfectly conventional” platform, and those who have been injected experienced no side effects, the head of the Chumakov Scientific Center, which created it, told RT. The CoviVac vaccine received national approval in Russia on February 20. The first batch of doses is expected to be available to the public in mid-March, according to the government. The vaccine is based on the most traditional technology that has been around for a long time and is widely used throughout the world, Aidar Ishmukhametov, the director general of the Chumakov Scientific Center, told RT.