PillsOnDesk (IMAGE) West Virginia University Caption So-called “orphan” drugs that treat diseases affecting fewer than 200,000 Americans earn pharmaceutical companies as much money as mainstream medications, according to research by Sean Tu, a West Virginia University College of Law professor. Credit WVU Photo/Holly Leleux-Thubron Usage Restrictions NONE License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.