The FDA’s May 4 webinar on patient data generated over the course of the product life cycle covered a number of topics, including the use of social media as a source of real-world evidence (RWE). The FDA’s Anne Hammer said, however, that while social media engagement has exploded over the past couple of decades, issues such as data duplication and verifiability will have to be resolved before patient engagement via social media can be relied upon as a source of RWE for regulatory purposes.