The global trial was initiated in July, with a view to including about 120 sites globally and seeking up to 30,000 participants in totalBiotech firm BioNTech said on Monday it widened an ongoing pivotal global study of its COVID-19 vaccine candidate to include testing in its home country of Germany.
Germany's vaccines regulator, the Paul Ehrlich Institute, gave the approval for the Phase 2/3 trial of the experimental vaccine known as BNT162b2, BioNTech and its partner Pfizer said in a statement.