Recently, Russian government officials made recommendations regarding the administration of the COVID-19 vaccine (Sputnik V), which was developed by Russia, in individuals with alcohol addiction. It was said that in order for the COVID-19 vaccine to be effective, the individual should not consume alcohol about 2 months before and 2 months after the vaccine. Is there a clear application on this subject?
https://www.themoscowtimes.com/2020/12/08/no-alcohol-for-2-months-russia-tells-coronavirus-vaccine-recipients-a72280