Trigeminal Neuralgia (IMAGE) University of Zurich Caption Trigeminal neuralgia: A glimmer of hope for patients -- thanks to a newly tested substance. Credit Picture: Center of Dental Medicine; UZH Usage Restrictions None 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.