Syndeio Biosciences, Inc

This study tests whether a new oral medication called zelquistinel can reduce symptoms of major depressive disorder in adults. About 164 participants will take either zelquistinel or a placebo once a week for 6 weeks. Researchers will measure depression severity using standard ra…

This study tests an experimental drug called zelquistinel (GATE-251) to see if it can reduce depression symptoms in adults. About 164 people with major depression will take either the drug or a placebo pill once a week for 6 weeks. Researchers will measure changes in depression s…