Drs. Khashayar Sakhaee and Dion Graybeal (IMAGE) UT Southwestern Medical Center Caption Researchers includng Drs. Khashayar Sakhaee (left), chief of mineral metabolism, and Dion Graybeal have discovered that a drug commonly prescribed to treat seizures and migraine headaches can increase the propensity of calcium phosphate kidney stones. Credit UT Southwestern Medical Center Usage Restrictions Please use credit line. License Licensed 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.