BioNTech’s Covid Vaccine Safety Trial in China Completed Four Months Ago, Registry Shows

German vaccine developer BioNTech SE completed a safety trial of its mRNA Covid shot in China in January though results aren’t available publicly yet, a medical database showed Tuesday.

The messenger RNA vaccine — distributed by Pfizer Inc. outside Greater China — is one of the most widely used worldwide, with robust data showing its effectiveness and safety in late-stage trials published in multiple peer-reviewed journals.