The effects of cannabidiol on sleep disturbances within a sample of high trait worriers: A double-blind, randomized placebo controlled trial.

Experimental and Clinical Psychopharmacology 2026

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Authors: L. Riley Gournay, Morgan L. Ferretti, Harrison Dickens, Veronica Floyd, Daniella A. Fernandez, Ezri Rathbun, Anna-Marie Nguyen, Ellen W. Leen‐Feldner
DOI: 10.1037/pha0000832
Cited by: 0

Abstract

= 0.07) with no effects on sedation or cognitive impairment. These data suggest 300 mg CBD showed significantly greater improvement than 50 mg CBD but did not show statistically significant improvement compared to placebo. More work is needed to assert strong conclusions regarding CBD's effects on sleep-related indicators. (PsycInfo Database Record (c) 2026 APA, all rights reserved).

Fields of Study & Subjects

Cannabis and Cannabinoid Research Sleep and related disorders Medicinal Plant Extracts Effects

Publication details

Journal / source
Experimental and Clinical Psychopharmacology
Volume
34
Issue
2
Pages
163–174
Publication date
12 February 2026
Language
EN