Testing a new medication for moderate to severe depression

Plain-English translation of NCT07621237 on ClinicalTrials.gov ↗ · Source last updated June 2026 · Translation generated June 2026 · How we translate trials

Phase 2 — Testing in a bigger group (up to a few hundred people) to see if the treatment actually works and is still safe.

What is this trial?

This study is testing whether a medication called can help treat moderate to severe depression in adults. Researchers will compare this medication to a placebo (a dummy pill) to see if it actually works to reduce depression symptoms. The study will also track how safe the medication is and what side effects people experience.

Depression is a serious condition that doesn't always respond well to existing treatments. This trial is exploring whether this new medication might offer another option for people struggling with moderate to severe depression who need relief.

Do you qualify?

You likely qualify if…

you have been diagnosed with major depressive disorder that has lasted between 6 weeks and 18 months
you are an adult who can read and understand English
you do not have psychotic or catatonic features (severe symptoms involving hallucinations or inability to move)
you are willing to provide written consent to participate in the study

You likely don't qualify if…

you have been diagnosed with bipolar disorder, schizophrenia, or a psychotic disorder
you have a current diagnosis of obsessive-compulsive disorder or post-traumatic stress disorder
you are currently taking antidepressants (with limited exceptions based on timing)
you have had a substance use or alcohol use disorder in the past 12 months
you have failed to respond to 2 or more different classes of antidepressants at adequate doses

What participation looks like

You would take either the medication or a placebo tablet by mouth every night at bedtime for 6 weeks. You'll visit the clinic once every 2 weeks (about 4 visits total) for check-ups and tests to see how you're doing and to check for any side effects. The study team will measure your depression symptoms using standard rating scales to see if the medication is helping.

AI-generated summary from trial data · Jun 5, 2026 · Not medical advice

Testing a new medication for moderate to severe depression

What is this trial?

Do you qualify?

What participation looks like

Trial locations(25 sites)