Annual growth in global revenue for prescribed orphan drugs 2011-2024

The data shows the annual growth in worldwide revenues generated by prescribed orphan drugs from 2011 to 2024. During 2017, orphan drugs revenues increased by 11.3%. Orphan drugs are used to target rare diseases or disorders, which in the U.S. is defined as less than 200,000 patients. The development of orphan drugs are currently incentivized in the U.S. through the Orphan Drug Act of 1983.