HONG KONG – Celltrion Inc. has received conditional marketing authorization from the Ministry of Food and Drug Safety (MFDS) for its anti-COVID-19 monoclonal antibody, Regkirona (regdanvimab, also known as CT-P59), in South Korea. It’s the first company to receive approval for a COVID-19 antibody treatment developed in South Korea, a MFDS spokesman told BioWorld.