How teen cannabis (THC) affects the front part of the brain and possible treatments

Mechanisms and treatment of adolescent phytocannabinoid impairment of prefrontal cortex function

NIH-funded research Trustees of Indiana University · NIH-11294166

Researchers are testing whether teen exposure to THC harms the developing prefrontal cortex and whether treatments can prevent or reverse those brain changes in adolescents and young adults.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionTrustees of Indiana University NIH-funded
Lab location1 site (Bloomington, United States)
Project IDNIH-11294166 on NIH RePORTER

What this research studies

They use animal models that mimic teenage THC exposure to follow how the prefrontal cortex matures and how THC disrupts that process. The team measures circuit-level brain changes, behavior linked to planning and working memory, and underlying molecular signaling. They will test candidate treatments designed to restore normal brain circuitry and behavior after adolescent THC exposure. Results will be compared with human imaging findings to help guide future clinical approaches.

Who could benefit from this research

Good fit: Ideal candidates would be adolescents or young adults with a history of heavy or frequent cannabis (THC) use who are noticing problems with memory, attention, planning, or mood.

Not a fit: People without a history of adolescent cannabis exposure or whose cognitive or psychiatric problems stem from other causes may be unlikely to benefit directly from this specific line of research.

Why it matters

Potential benefit: If successful, this work could point to treatments that protect or restore prefrontal cortex function and reduce the long-term risk of mood, addiction, or psychotic disorders after adolescent cannabis use.

How similar studies have performed: Previous animal studies and human brain imaging have shown lasting prefrontal cortex changes after adolescent cannabis exposure, but therapies to reverse these changes remain largely unproven.

Where this research is happening

Bloomington, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Affective Disorders
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.