Disc Medicine, Inc. (NASDAQ:IRON), a clinical-stage biopharmaceutical company focused on the discovery, development, and commercialization of novel treatments for patients suffering from serious hematologic diseases, today announced that the last participant has been randomized and dosed in the pivotal Phase 3 APOLLO trial of bitopertin in EPP. Originally planned as an N=150 study, the study was expanded to 183 participants due to patient and physician demand.