Pfizer Vaccine Protects Less Against India Variant

June 7, 2021

(Medscape) – The Pfizer COVID-19 vaccine produces lower levels of antibodies against the Delta variant, known as B.1.617.2 and discovered in India, according to a new study published Thursday in The Lancet. The antibody levels also appear to be lower in older people and decline over time, which could mean that some vaccinated people will need a booster shot this fall. (Read Full Article)