Buspirone Treatment of Anxiety in Williams Syndrome

All participants in the study will receive open-label treatment with orally administered buspirone for the full duration of the 16-week trial. Buspirone has high affinity for serotonin 5-HT1A and 5-HT2 receptors and moderate affinity for dopamine D2 receptors. It is approved for the management of generalized anxiety disorder in adults.