Every year, from October 1st to December 31st , sponsors are required to renew their Establishment Registrations with FDA, as well as their Drug Product Listings. Earlier this year, FDA announced a major “clean up” effort, warning sponsors that Drug Product Listings will be periodically inactivated if they fail to meet necessary registration renewal requirements. As we are currently in the reporting period for 2019, we will use this article to give a quick refresh on these tw