Sichuan Purity Pharmaceutical Technology Co., Ltd.

This study tests an experimental nasal spray called (R)-Ketamine (PRT-042) to see if it can quickly reduce depression and suicidal thoughts in adults with major depressive disorder. About 98 participants will receive either the spray or a placebo, and researchers will measure cha…

This study tests a new nasal spray called PRT-064040 for treating moderate to severe migraines quickly. About 456 adults aged 18-75 with a history of migraines will receive either the spray or a placebo. The goal is to see if the spray can stop pain and other bothersome symptoms …