Russian President Vladimir Putin.
Vladimir Smirnov\TASS via Getty Images
  • Vladimir Putin said he took part in a trial for a nasal Covid-19 vaccine.
  • He also received a booster shot of Russia's own Sputnik vaccine on Sunday.
  • Putin said his immunity was waning as time had passed since he first got his vaccine shots.
  • For more stories go to

Russian President Vladimir Putin said he took an experimental nasal Covid-19 vaccine.

Putin said on Wednesday that he had taken part in tests for the nasal vaccine as well as getting a booster shot, Russian news agency TASS reported

Putin said he had been experiencing waning immunity due to the time that had passed since his earlier vaccines, TASS reported.

A Putin spokesperson had told reporters on Monday that Putin would take part in the nasal vaccine trial once doctors approved him to do so, TASS reported.

Putin had already been vaccinated with Russia's own coronavirus vaccine, Sputnik V.

Putin said that he received a booster shot of Russia's vaccine on Sunday. The booster is named Sputnik Light.

Get the best of our site emailed to you every weekday.

Go to the Business Insider front page for more stories.