SV2A in Older Adults

Effect of Cannabis Use on Synaptic Density in Older Adults

Phase1; Phase2 Interventional Yale University · NCT05465538

This study is testing if a certain brain protein in older adults can help us understand memory and thinking changes as they age.

Quick facts

PhasePhase1; Phase2
Study typeInterventional
Enrollment24 (estimated)
Ages50 Years and up
SexAll
SponsorYale University Academic / other
Drugs / interventionsradiation
Locations1 site (New Haven, Connecticut)
Trial IDNCT05465538 on ClinicalTrials.gov

What this trial studies

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Who should consider this trial

Good fit: Unknown

Not a fit: Unknown

Why it matters

Potential benefit: Unknown

How similar studies have performed: Unknown

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Able to provide informed consent
* Male or female, aged ≥50 years
* No history of significant medical or neurological disease
* BMI ≤ 50
* If woman of childbearing potential, must agree to use an acceptable method of birth control, as determined by the principal investigator, for the duration of the study and up to one month after completion of PET scans

Exclusion Criteria:

* Women with a positive pregnancy test or women who are lactating
* Have had exposure to ionizing radiation that in combination with the study tracer would result in a cumulative exposure that exceeds recommended exposure limits;
* History of a bleeding disorder or are currently taking anticoagulants
* Subjects who have donated blood within 8 weeks of the present study

Where this trial is running

New Haven, Connecticut

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Cannabis Use
Last reviewed 2026-06-15 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.