About this trial
The purpose of this clinical trial is learn whether a behavioral (non-medication) treatment can reduce nightmares in adults with narcolepsy. All participants will receive the treatment and will complete three assessments. Half of the participants will receive the treatment after the first assessment, and half will receive it after the second assessment. Romantic partners of participants with narcolepsy will also be eligible to enroll in the study. Partners will complete three assessments but will not participate in the treatment.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Diagnosis of narcolepsy type 1 or narcolepsy type 2
Nightmare frequency of ≥1 times per week
Age 18 or older
Able to speak, read, and write in English
Disqualifiers
Currently engaged in trauma- or sleep-related psychotherapy
Previous behavioral treatment for nightmares
Medical, psychiatric, or cognitive condition which would interfere with ability to engage in the treatment
Untreated moderate-severe sleep apnea
Trial design
Crossover
Treatments tested in this trial
Imagery Rehearsal Therapy (IRT)
BehavioralThe intervention will consist of 7 therapy sessions (once per week for 7 weeks) which will be delivered via videoconference. During the sessions, participants will learn techniques for managing and changing nightmares.
Treatment groups
Trial outcomes
Primary outcomes
Disturbing Dream and Nightmare Severity Index (DDNSI)
The DDNSI is a questionnaire which measures the severity of nightmares.
Nightmare frequency (sleep diary)
The number of nightmares experienced each day will be collected on daily sleep diaries completed during each assessment period.
Secondary outcomes
PROMIS Anxiety
Questionnaire which measures the severity of anxiety symptoms.
PROMIS Depression
Questionnaire which measures the severity of depressive symptoms.
Sponsors and contacts
Click on the lead sponsor to view all of their trials.