Person with Syringe (IMAGE) West Virginia University Caption A West Virginia University legal scholar said biologic drugs like the flu vaccine, shown here, are afforded a lengthy period of legal protection before copycat versions can be sold. In contrast, small-molecule drugs like antibiotics and steroids get far less time, and that may unfairly benefit biologic manufacturers, according to WVU legal scholar Sean Tu. Credit WVU Photo/Brian Persinger 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.