Srivastava 2.jpeg (IMAGE) Texas Tech University Health Sciences Center Caption Sanjay Srivastava, Ph.D., recently received a U.S. patent for repurposing pimavanserin to treat various types of cancer. Credit TTUHSC 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.