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52 studies found for:    "Sleep Disorders, Circadian Rhythm"
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Rank Status Study
1 Unknown  Effectiveness of Combining Light and Non-Light Treatments for Jet Lag and Sleep Disorders
Condition: Sleep Disorders, Circadian Rhythm
Interventions: Drug: Melatonin;   Drug: Methylxanthine;   Procedure: Light Therapy
2 Active, not recruiting Circadian Phase Adjustment and Improvement of Metabolic Control in Night Shift Workers
Condition: Sleep Disorders, Circadian Rhythm
Interventions: Drug: Melatonin 2mg;   Drug: Placebo
3 Unknown  Early Development of Sleep-wake Cycles in Premature Infants and Its Impact on Neurodevelopmental Outcome
Condition: Sleep Disorders, Circadian Rhythm
Intervention: Other: aEEG and conventional EEG measurement
4 Completed
Has Results
Efficacy of Ramelteon on Speeding Up Sleep in Subjects With Delayed Sleep Phase Syndrome
Condition: Sleep Disorders, Circadian Rhythm
Interventions: Drug: Ramelteon;   Drug: Placebo
5 Completed Effects of Vitamin B12 on the Body's Internal Clock
Condition: Sleep Disorders, Circadian Rhythm
Intervention: Drug: Vitamin B12
6 Completed Evaluation of the Effects of Pharmaton Tablets on Mental Performance and Physical Fatigue in Nurses Working Night Shift
Condition: Sleep Disorders, Circadian Rhythm
Interventions: Drug: Pharmaton® Caplets;   Drug: Placebo
7 Recruiting Circadian Rhythms and Sleep in Familial DSPS and ASPS
Condition: Circadian Rhythm Sleep Disorder
Intervention:
8 Completed
Has Results
Safety and Efficacy of VEC-162 on Circadian Rhythm in Healthy Adult Volunteers
Condition: Circadian Rhythm Sleep Disorders
Intervention: Drug: VEC-162
9 Completed Study of Sleep and Delirium in the Intensive Care Unit (ICU)
Conditions: Delirium;   Sleep Disorders, Circadian Rhythm
Intervention:
10 Active, not recruiting Sleep Wake and Melatonin Pattern in Craniopharyngioma
Conditions: Sleep Disorders, Circadian Rhythm;   Craniopharyngioma
Intervention:
11 Enrolling by invitation SleepHelsinki! CIRCADIAN SLEEP REGULATION IN ADOLESCENCE
Condition: Sleep Disorder Circadian Rhythm, Delayed Sleep Phase Type
Interventions: Behavioral: Gamified intervention;   Behavioral: Sleep coaching;   Device: Bright light;   Other: Control;   Other: Psychoeducation
12 Completed Meal Distribution Across the Day in Female Nurses Working Shifts
Conditions: Shift Work Type Circadian Rhythm Sleep Disorder;   Imbalance of Constituents of Food Intake
Intervention:
13 Recruiting Study of the Pharmacokinetics and Safety of Tasimelteon Children With Non-24-Hour Sleep-Wake Disorder
Conditions: Circadian Rhythm Sleep Disorders;   Non-24 Hour Sleep-Wake Disorder
Intervention: Drug: tasimelteon
14 Completed
Has Results
Actigraphic Analysis of Treatment Response
Conditions: Sleep Disorders, Circadian Rhythm;   Insomnia;   Psychomotor Agitation
Intervention: Drug: risperidone
15 Active, not recruiting Light Sensitization Study
Conditions: Chronobiology Disorders;   Circadian Rhythm Disorders;   Sleep Disorders, Circadian Rhythm
Intervention: Other: light exposure
16 Completed
Has Results
Blue Wavelength Light-blocking Glasses in ADHD-Insomnia
Conditions: Attention Deficit Hyperactivity Disorder;   Delayed Sleep Phase Type Circadian Rhythm Sleep Disorder
Intervention: Device: Polarized glasses designed to filter out blue light
17 Recruiting Cognitive Behavioral Therapy for Insomnia Among Different Types of Shift Workers
Conditions: Chronic Insomnia;   Cognitive Behavioral Therapy;   Sleep Disorders, Circadian Rhythm;   Sleep Disorders, Shift-Work
Interventions: Behavioral: Cognitive Behavioral Group Therapy for Insomnia;   Behavioral: Cognitive Behavioral Self-help Therapy for Insomnia;   Behavioral: Sleep Hygiene Guidance
18 Suspended Light Exposure to Treat Sleep Disruption in Older People
Conditions: Sleep Initiation and Maintenance Disorders;   Circadian Rhythm Sleep Disorders;   Hypersomnia
Intervention: Procedure: light exposure
19 Not yet recruiting Are Patients Suffering From DSPS Show Compromising in Everyday Functions and Abilities Before Handling the Disorder?
Condition: Delayed Sleep Phase Syndrome
Intervention: Other: Melatonin and light therapy
20 Active, not recruiting Improving the Sleep and Circadian Rhythms of Mechanically Ventilated Patients
Conditions: Critical Illness;   Sleep Deprivation;   Respiratory Failure;   Sleep Disorders, Circadian Rhythm
Interventions: Behavioral: Sleep and circadian rhythm promotion;   Behavioral: Usual care

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Study has passed its completion date and status has not been verified in more than two years.