Clinical trials: Delayed Sleep Phase Disorder
Delayed Sleep Phase Syndrome
The Clinical Utility of Measuring the Circadian Clock in Treatment of Delayed Sleep-Wake Phase Disorder
This study will test whether measuring the circadian clock during treatment of delayed sleep-wake phase disorder results in greater improvements in sleep compared to estimating the circadian clock.
- Trial name
- NCT03715465
- Testing
- Melatonin 0.5 MG, Dim Light Melatonin Onset (salivary)
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- University of Michigan
Delayed Sleep Phase
Delayed Sleep Timing in Teens Study
This study will (1) comprehensively characterize the substance use disorder (SUD) risk profile associated with adolescent Delayed Sleep Phase (DSP), and (2) probe whether SUD risk is diminished by altering sleep/circadian timing.
- Trial name
- NCT03806296
- Testing
- Increase morning bright light, Decrease evening blue light, Sleep scheduling
- Where
- United States
- Volunteers
- 142 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Bipolar Disorder, Delayed Sleep-Wake Phase Disorder
Correcting Circadian Rhythms to Breakthrough in Bipolar Disorder
The purpose of this study is to test whether a dietary supplement (low-dose melatonin) commonly used to treat night owls, administered in conjunction with a behavioral sleep intervention, will help to shift the brain clock…
- Trial name
- NCT06226025
- Testing
- Melatonin, Behavioral sleep intervention, Behavioral sleep control
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Leslie Swanson
Mental Disorder in Adolescence, Insomnia
Promoting Sleep and Physical Activity Among Adolescent Psychiatric Patients
Mental health disorders pose a significant burden on adolescent populations globally, often accompanied by sleep disturbances. Emerging evidence suggests that addressing sleep issues can improve mental health outcomes, while…
- Conditions
- Mental Disorder in Adolescence, Insomnia, Delayed Sleep-Wake Phase Disorder
- Trial name
- SLEEPAC (NCT06407258)
- Testing
- SLEEPAC
- Where
- 2 sites in Switzerland
- Volunteers
- 140 people
- Sponsor
- Christin Lang
Sleep Disorders, Circadian Rhythm, Circadian Rhythm Disorders
Validation of Circadian Biomarkers in Patients With Sleep Disorders
Current methods for assessing circadian timing require sampling over hours (or even up to a day) while the patient is in controlled conditions.
- Conditions
- Sleep Disorders, Circadian Rhythm, Circadian Rhythm Disorders, Circadian Rhythm Sleep Disorder, Advanced Sleep Phase Syndrome (ASPS)
- Trial name
- NCT04690504
- Testing
- dim light melatonin onset (DLMO)
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Brigham and Women's Hospital
Shift-Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder
Breath Biomarkers for Sleep Loss and Circadian Timing
Insufficient sleep has both health and safety risks, but currently there are no quick, accurate and inexpensive ways to measure sleep deficiency.
- Conditions
- Shift-Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder, Sleep Disorders, Circadian Rhythm, Sleep Disorders, Intrinsic
- Trial name
- NCT03980340
- Testing
- Short Nap Intervention, No Nap Intervention
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Delayed Sleep Phase Syndrome
Randomized Controlled Trial on the Treatment Effects of Melatonin and Light Therapy on Delayed Sleep Phase Syndrome
In this study the investigators will examine the effects of melatonin and light therapy on delayed sleep phase syndrome in adolescents 16 up to 20 years old.
- Trial name
- NCT00834886
- Testing
- Melatonin, Bright light
- Where
- Norway
- Volunteers
- 40 people
- Sponsor
- University of Bergen
Sleep Wake Disorders, Sleep Disorders, Circadian Rhythm
Evaluating the Effects of Tasimelteon vs. Placebo in Delayed Sleep-Wake Phase Disorder (DSWPD)
This is a multicenter, double-blind, randomized study to evaluate the efficacy and safety of a daily single oral dose of tasimelteon and matching placebo in male and female participants with DSWPD.
- Conditions
- Sleep Wake Disorders, Sleep Disorders, Circadian Rhythm, Chronobiology Disorders
- Trial name
- NCT04652882
- Testing
- Tasimelteon
- Where
- 17 sites in United States, Austria and 1 more
- Volunteers
- 43 people
- Sponsor
- Vanda Pharmaceuticals
Attention Deficit Hyperactivity Disorder, Delayed Sleep Phase Type Circadian Rhythm Sleep Disorder
Blue Wavelength Light-blocking Glasses in ADHD-Insomnia
Patients with ADHD often report staying up late on the computer, watching TV, or using other electronic devices, all strong emitters of blue light which may be contributing to the delayed sleep onset times seen in some of these…
- Trial name
- ADHD (NCT01557595)
- Testing
- Polarized glasses designed to filter out blue light
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of Alabama at Birmingham
Major Depressive Disorder, Bipolar Depression
Chronotherapy Randomized Controlled Trial
Chronotherapy is a term that describes therapeutic alterations of sleep wake cycles. Different variations of sleep deprivation, set sleep wake schedules, and types of light therapy have demonstrated efficacy in rapidly treating…
- Conditions
- Major Depressive Disorder, Bipolar Depression, Suicidal Ideation
- Trial name
- NCT02176824
- Testing
- Total Sleep deprivation, Sleep Phase Advance, and Bright Light Therapy, Partial Sleep deprivation, Sleep Phase Delay, and Low amber light., Treatment as usual
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- Medical University of South Carolina
Sleep Wake Disorders, Sleep Disorders, Circadian Rhythm
Biomarkers for Circadian Timing in Healthy Adults
Study investigators want to learn more about the underlying biological clock and to see if the timing of that clock can be estimated from a single blood sample.
- Conditions
- Sleep Wake Disorders, Sleep Disorders, Circadian Rhythm, Sleep Disorders, Intrinsic, Advanced Sleep Phase Syndrome (ASPS)
- Trial name
- NCT03956745
- Testing
- sleep-wake timing, constant routine
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Insomnia, Delayed Sleep Phase
Improving Access to Care: Testing an Integrated Care Mobile Health Intervention
This study aims to evaluate the feasibility, effectiveness, and dissemination potential of an innovative strategy for improving access to effective sleep health care for adolescents.
- Trial name
- NCT03780088
- Testing
- mTranS-C
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- University of California, San Francisco
Chronobiology Disorders, Circadian Rhythm Disorders
Light Sensitization Study
Circadian rhythm disorders are a class of sleep disorders characterized by misalignment between the timing of sleep and the timing of rhythms driven by the biological clock.
- Conditions
- Chronobiology Disorders, Circadian Rhythm Disorders, Sleep Disorders, Circadian Rhythm
- Trial name
- NCT01327040
- Testing
- light exposure
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Circadian Rhythm Sleep Disorder, Delayed Sleep Phase, Sleep
The Effects of a Blue Monochromatic Light Intervention on Evening-type Individuals' Sleep and Circadian Rhythms
The present project is aimed to contribute with new knowledge concerning how light conditions in the physical environment can be manipulated to alter the sleep and circadian rhythms of individuals with an evening-type circadian…
- Trial name
- NCT03758768
- Testing
- Blue light exposure, Full spectrum light exposure
- Where
- Norway
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Bergen
Delayed Sleep Phase Syndrome
Are Patients Suffering From DSPS Show Compromising in Everyday Functions and Abilities Before Handling the Disorder?
The purpose of this study is to determine whether the known treatment for DSPS also improve the cognitive ability and mood of the patients.
- Trial name
- NCT02962037
- Testing
- Melatonin and light therapy
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Lilach Kemer
Delayed Sleep Phase Syndrome, Delayed Sleep Phase
Pathophysiology of Circadian Rhythm Delayed Sleep Wake Phase Disorder
The goal of this study is to understand factors that contribute to delayed sleep wake phase disorder (DSWPD). The investigators will examine whether patients with DSWPD exhibit alterations in circadian rhythms and sensitivity to…
- Trial name
- NCT06471374
- Testing
- Circadian rhythm assessment, Light sensitivity assessment
- Where
- 2 sites in United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Boulder