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A single dose, randomized, four-way cross-over, bioavailability and food interaction study of PedPRM (Pediatric Prolonged Release Melatonin, Neurim Pharmaceuticals Ltd) and Circadin® tablets in healthy male and female volunteers.

Primary Objective- To demonstrate dose proportionality between 1 mg and 5 mg of PedPRM (Neurim Pharmaceuticals Ltd.) following a single oral dose in healthy male and female volunteers (treatment A and C), under fed conditions.Secondary Objectives-…

A Randomized, Double-Blind, Placebo- and Active-Controlled, 4 Period Crossover Study to Evaluate the Effect of Lemborexant versus Placebo on Driving Performance in Healthy Adult and Elderly Subjects.

Primary ObjectiveThe primary objective of the study is to evaluate the effect of lemborexant 2.5, 5, and 10 mg compared to placebo on standard deviation of lateral position (SDLP) during an on-road driving test in the morning following a single dose…

Effects of light therapy on sleep, melatonin rhythm and mood in hemodialysis

Measuring the effects of light therapy during hemodialysis on objective en subjective sleep parameters, sleepiness during dialysis, mood and melatonin rhythm. De results of this pilot study can be used to design a larger study on light therapy in…

Evaluation of the cognitive and psychomotor effects of LY2624803 following bedtime dosing in healthy subjects

This study is being performed to evaluate the cognitive and psychomotor effects of the new compound LY2624803 after bedtime dosing.

A double-blind, randomized, controlled, 3-way crossover, pilot study to evaluate the duration of effects on simulated car driving and cognitive performance after a single dose of JNJ-42847922, zolpidem and placebo in healthy subjects

To evaluate the effects of JNJ-42847922, compared to zolpidem and placebo, on driving performance as assessed by the mean difference of standard deviation of lateral position (SDLP) after forced awakening using a validated driving simulator test at…

A randomized, placebo-controlled, 2-way crossover, double-blind study to evaluate the efficacy, safety and tolerability of JNJ-42847922 in subjects with insomnia disorder without psychiatric comorbidity.

The purpose of this study is to see if JNJ-42847922 is useful for treating patients with insomnia without any other psychiatric disease. The safety of JNJ-42847922 will also be studied.

A double-blind, randomized, placebo-controlled, double-dummy, four-way crossover study to investigate the drug-drug interactions between ACT-541468 and ethanol in healthy subjects

To evaluate the pharmacodynamic (PD) effects of the study treatments (ACT-541468 50 mg, ethanol at a blood level of 0.6 g/L for 5 h) as co-administration in 4 different combinations (ACT-541468 plus ethanol, ACT-541468 alone, ethanol alone, and…

Effect of blue light from electronic devices on melatonin and sleep/wake rhythms in high school children

We will determine in a prospective cohortl study, differences between frequent screen users and infrequent screen users in sleep onset time, wake-up time, mid-sleep time, sleep duration, body mass index and melatonin onset. In the randomized cross-…

A single-center, randomized, double-blind, double-dummy, placebo- and active-controlled, 4-way cross-over study to assess next-day driving performance following single and multiple evening administrations of ACT-541468 in middle-aged and elderly subjects.

Primary objective- To evaluate the effects of ACT-541468 on objective simulated driving performance, i.e., the standard deviation of the lateral position (SDLP), after single- and multiple dose administrations (i.e., on Day 1 and Day 4) in the…

Older adults exercising on time

Primary:To examine the effect of physical activity timing on insomnia severity in older adults with self-reported sleep problems.Secondary:To examine the effect of physical activity timing on exploratory rhythmic parameters of biological clock…