Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT03471585 · ClinicalTrials.gov registry record · Early Phase 1
Effects of THC on Emotional Memory Retrieval
A Early Phase 1 study, sponsored by University of Chicago.
- Completed
- Registry status
- Early Phase 1
- Development phase
- 24
- Enrollment target
NCT03471585: Completed Early Phase 1 study, sponsored by University of Chicago.
NCT03471585 is a Early Phase 1 study that has completed, run by University of Chicago. The registered enrollment target is 24 participants, below the 53-participant average among 2,764 other Early Phase 1 trials with a reported enrollment target (55% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT03471585, a Early Phase 1 study, has completed, sponsored by University of Chicago.
- COMPLETED
- Registry status
- Early Phase 1
- Development phase
- 24 participants
- Enrollment target
Study Summary
The main purpose of this study was to examine the effects of THC on the retrieval of emotional and neutral memories in healthy young adults. Secondary experiments included the effects of THC on the encoding of object and scene stimuli and a novel working memory task.
Primary Outcome
Hit and false alarm rates for negative, neutral, and positive picture stimuli
Interventions
- DRUG THC
- DRUG Placebo oral capsule
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 24 participants |
| Start Date | 2017-02-15 |
| Est. Completion | 2017-10-04 |
| Phase | Early Phase 1 |
What the finished NCT03471585 record still lists
NCT03471585 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 24 participants, a relatively small participant target, below the 53-participant average among 2,764 other Early Phase 1 trials with a reported enrollment target (55% lower).
The record links to 0 conditions, and to 2 interventions - of which THC is the first listed.
NCT03471585 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT03471585 about?
NCT03471585 is a clinical study titled "Effects of THC on Emotional Memory Retrieval". The main purpose of this study was to examine the effects of THC on the retrieval of emotional and neutral memories in healthy young adults. Secondary experiments included the effects of THC on the encoding of object and scene stimuli and a novel working memory task.
What is the current status of trial NCT03471585?
This trial is currently completed. It is a Early Phase 1 study. The enrollment target is 24 participants. The study started on 2017-02-15. Estimated completion is 2017-10-04.
What interventions are being tested in trial NCT03471585?
The interventions under investigation include: THC (DRUG), Placebo oral capsule (DRUG).
Who is sponsoring clinical trial NCT03471585?
This trial is sponsored by University of Chicago, which has 796 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT03471585's enrollment target sits among peer trials
24 1037th of 2000 higher than 913 of 2,000 other Early Phase 1 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Early Phase 1 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT02331979 · 24 participants · NA
Improving Bladder Function in SCI by Neuromodulation
- NCT03096197 · 24 participants · NA
Exoskeleton and Spinal Cord Stimulation for SCI
- NCT03223922 · 24 participants · NA
Neurocognitive Functioning With Genu-Sparing Whole Brain Radiation Therapy for Brain Metastases
- NCT03326921 · 24 participants · Phase 1
HA-1 T TCR T Cell Immunotherapy for the Treatment of Patients With Relapsed or Refractory Acute Leukemia After Donor Stem Cell Transplant
Similar registry start date
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia
- NCT07125183 · started 2026-12 · Phase 2
Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma
- NCT07292298 · started 2026-11 · Phase 2
Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates
- NCT04263285 · started 2026-10 · NA
Treatment of Depression Post-SCI