What this phase means
Phase 3: this treatment already looked useful in smaller studies. Now it is tested in a large group, often against standard care or a dummy treatment, to see if it should be approved.
Phase labels are FDA/ICH categories applied to the registry Phase field. They are not a finding that this study succeeded.
What the registry says happens
If you join, the listed intervention(s) are Low-Dose Cannabidiol, Placebo Matched to Moderate-Dose Cannabidiol, or Moderate-Dose Cannabidiol. The registry lists allocation as randomized. This randomly assigned, neither you nor the study doctors know who gets the real treatment, compared with a dummy treatment clinical trial investigates the use of Food and Drug Administration (FDA)-approved cannabidiol (EPIDIOLEX®) as an adjunct to cognitive behavioral therapy (CBT) in adults with generalized anxiety disorder (GAD).
They plan to enroll about 90 people at Detroit. Taking part typically means taking a study drug (or dummy pill) plus check-ins.
Official title (unrewritten)
Cannabidiol-Enhanced Cognitive Behavioral Therapy for Generalized Anxiety Disorder
Interventions: Low-Dose Cannabidiol, Placebo Matched to Moderate-Dose Cannabidiol, Moderate-Dose Cannabidiol, Placebo Matched to Low-Dose Cannabidiol
Primary outcome (registry wording): Change in dorsomedial prefrontal cortex activation when reappraising negative images