WHO approves Chinese single-shot Covid jab

The WHO granted emergency use listing (EUL) to the Tianjin-based firm’s Convidecia vaccine as China battles a resurgence of the virus triggered by the Omicron variant. It is the third Chinese-made vaccine to be approved by the WHO, after Sinovac and Sinopharm. Convidecia was found to have 64 percent efficacy against symptomatic disease and 92 percent efficacy against severe Covid-19, the WHO said. “The vaccine meets WHO standards for protection against Covid-19 and … the benefits of the vaccine far outweigh risks,” the UN health agency said in a statement. The WHO’s vaccine experts recommended it for people aged 18…