Can a natural brain chemical sharpen thinking in schizophrenia?

NCT ID NCT05046353

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether D-serine, a natural brain chemical, can improve learning and memory in people with schizophrenia. Participants take D-serine or a placebo for 16 weeks while doing auditory training exercises. The goal is to see if D-serine helps the brain adapt and learn better.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

D-serine

What this could lead to

If it works, this could point toward a way to improve memory and thinking in people with schizophrenia.

What could go wrong

This is an early-phase trial that is currently suspended, so results are uncertain. D-serine may not provide meaningful cognitive benefits, and side effects are possible.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

Psychotic Disorders schizoaffective disorder schizophrenia

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • NYSPI

    New York, New York, 10032, United States