News > Two doses of Covishield have 65% efficacy against Delta strain, says Covid Working Group chief

Two doses of Covishield have 65% efficacy against Delta strain, says Covid Working Group chief

Scroll | 17/06/2021 11:17 AM | Click to read full article

A single shot of the Covishield vaccine has an efficacy of 61% against the Delta variant of coronavirus , while two doses provide 65% protection, NK Arora, the head of India's Covid Working Group, told NDTV on Wednesday.

Besides the vaccine efficacy quoted by Arora, the study also showed that one dose of the Covishield shot reduced the risk of hospitalisation by 70% and two doses by 77%.