The MFDS said it approved the nation lot release on the 25th (Friday) for 108,800 people of "Covid-19 Vaccine Janssen" applied by Janssen Korea.

Nation lot release is a system in which the state checks the quality of the vaccine once again before it is distributed on the market by comprehensively evaluating the MFDS' test results of the vaccine.

The MFDS explained that it has been thoroughly preparing for rapid national lot release of "Covid-19 Vaccine Janssen" by verifying its own test method since early this year and introducing equipment needed for testing such as enzyme analyzers. Test methods established by the MFDS include implantable gene expression, viral gene verification, viral