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Earlier, Pakistan had approved vaccines developed by China’s Sinopharm, Oxford-AstraZeneca, and Russia’s Sputnik V for emergency use. The country began vaccination drive against COVID-19 with 5,00,000 doses of Sinopharm donated by China on February 3.
As reported by WION, CanSinoBIO last week released interim efficacy results from a multi-country trial, which included Pakistan, showing 65.7% efficacy in preventing symptomatic coronavirus cases and a 90.98% success rate in stopping severe infections.
In the Pakistani subset, efficacy of the CanSinoBIO vaccine at preventing symptomatic cases was 74.8% and 100% at preventing severe disease.