Cannabis Observations on Brain Waves, Retrieval, and Attention: Experiment 4
Cannabis and Memory
L. Cinnamon Bidwell
64 participants
Dec 10, 2025
OBSERVATIONAL
Conditions
Summary
This study investigates the impact of ∆9-tetrahydrocannabinol (THC) and cannabidiol (CBD) on recognition memory in healthy, regular cannabis users. Participants complete the same recognition memory task after self-administering one of two different strains of cannabis flower one day and while not intoxicated another day. Event-related potentials (ERPs) are measured via electroencephalogram (EEG) during the recognition memory task. Blood is collected to quantify THC and CBD exposure. Participants also complete self-report measures of medical history, sleep quality, subjective cognitive function, physical activity, psychological functioning, substance use, and acute drug effects.
Eligibility
Plain Language Summary
Simplified for easier understanding
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Interventions
Self directed use (ad libitum)
Locations(1)
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NCT07679581