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Treatment of Central Sleep Apnea Syndrome with low-pressure nasal continuous positive airway pressure and rebreathing.

Primary objective:To show that addition of dead space to low-pressure nCPAP (which is usually not effective but can be relatively well tolerated) makes the therapy effective and diminishes the apnea hypopnea index with >10/hour in patients…

A Twelve-week, Double-blind, Placebo-controlled, Randomized, Parallelgroup, Multicenter Study of the Safety and Efficacy of JZP-110 [(R)-2- amino-3-phenylpropylcarbamate hydrochloride] in the Treatment of Excessive Sleepiness in Subjects with Narcolepsy

To evaluate the efficacy of JZP-110 administered once daily for up to 12 weeks in doses of 75, 150, and 300 mg compared to placebo in the treatment of excessive sleepiness in adult subjects with narcolepsy.

A Twelve-Week, Double-Blind, Placebo-Controlled, Randomized, ParallelGroup, Multicenter Study of the Safety and Efficacy of JZP 110 [(R)-2- amino-3-phenylpropylcarbamate hydrochloride] in the Treatment of Excessive Sleepiness in Subjects with Obstructive Sleep Apnea (OSA)

To evaluate the efficacy of JZP-110 administered once daily for up to 12 weeks in doses of 37.5, 75, 150, and 300 mg compared to placebo in the treatment of excessive sleepiness in adult subjects with OSA.

A double-blind, randomized study to evaluate plasma prolactin levels in healthy volunteers after single oral doses of lorazepam

Evaluation of the effect of single oral doses of lorazepam on plasma concentration of prolactin

A multiple dose study to evaluate next day effects of MK-4305 on driving performance in healthy non-elderly subjects

The key objective of this study is to assess next-day residual effects of MK-4305 (20 and 40 mg) via driving performance after 1 day of dosing and after 8 days of dosing.

Double-blind, placebo- and active-controlled, randomized, single-ascending dose study to investigate the tolerability, safety, pharmacokinetics, and pharmacodynamics of ACT-462206 in healthy male subjects

- To evaluate the safety and tolerability of ascending single oral doses of ACT-462206 in healthy male subjects.- To investigate the single oral dose PK and PD of ACT-462206 in healthy male subjects.- To investigate dose proportionality across…

Double blind, placebo controlled, randomized study to assess the safety, tolerability, pharmacokinetics and pharmacodynamics of oxathridine
after a single oral administration ranging from 0.5 mg to 100 mg in healthy male subjects (part 1) followed by the assessment of the effect of 3 different oxathridine oral doses on polysomnography in comparison to 50 mg diphenhydramine and placebo in healthy male subjects (part 2).

Primary objective: Study Part 1 : Single Ascending Dose: • To determine the clinical and biological safety and tolerability of oxathridine after an oral increasing single dose administration oxathridine in healthy male subjects. Study Part 2 : Proof…

Assessment of next-morning driving performance after middle of the night administration of zolpidem tartrate sublingual tablet 3.5 mg in healthy adult volunteers: single-center, double-blind, randomized, placebo-controlled, four-way crossover study

The aim of the study is to assess the risk of impaired driving in the morning at 3 and 4 hours after a middle-of-the-night dose of zolpidem tartrate sublingual tablet 3.5 mg.

Influence of methylphenidate on sleep and circadian rhythm in children with Attention-Deficit/Hyperactivity Disorder (ADHD)

Determine the influence of methylphenidate treatment on sleep-wake rhythm and endogenous melatonin rhythm.

Prospective, randomized, double-blind study, parallel-group, multi-center trial assessing the effects of escalating doses of BF2.649 and BF2.649 add on Modafinil on cataplexy in patients with narcolepsy.

Evaluate and compare the efficacy and safety of escalating doses of BF2.649 and BF2.649 add on Modafinil on cataplexy attacks.Evaluate the additive/synergistic effect of the combination of BF2.649 and Modafinil on excessive daytime sleepiness (EDS…

PROSPECTIVE, RANDOMIZED, DOUBLE-BLIND STUDY, PLACEBO-CONTROLLED, PARALLEL-GROUP, MULTI-CENTER TRIAL ASSESSING THE EFFECTS OF BF2.649 IN TREATMENT OF EXCESSIVE DAYTIME SLEEPINESS IN NARCOLEPSY
(*HARMONY 1*)

· Evaluate the efficacy and safety of BF2.649 administered by escalating doses and followed by 5-week stable doses in narcoleptic patients with excessive daytime sleepiness (EDS) as compared to placebo.· Evaluate the efficacy and safety of BF2.649…

Double blind placebo controlled study on the efficacy of melatonin on sleep parameters and quality of life in hemodialysis patients

Does melatonin by improving sleep parameters improve quality of life of hemodialysis patients?

Prazosin in the pharmacological treatment of sleep disturbances in post traumatic stress disorder, a placebo-controlled study using polysomnography

The aim of this study is to evaluate the efficacy of prazosin for the treatment of PTSD related sleep disturbances, and to evaluate response with objective and subjective parameters.

A double-blind, randomized, placebo-controlled, double-dummy, four-way crossover study to investigate the drug-drug interactions of almorexant and ethanol in healthy subjects.

- To evaluate if co-administration of single-dose almorexant (200 mg) influences the psychomotor and cognitive impairing effects of ethanol (at a blood level of 0.6 g/L for 5 hours) in healthy subjects.-To evaluate the potential PK interactions…

A single-center, randomized, placebo-controlled, two-way crossover study to investigate the drug-drug interaction on the pharmacokinetics and pharmacodynamics of ACT-078573 and single-dose desipramine in healthy male subjects

Evaluation of the pharmacodynamic and pharmacokinetic effects of multiple doses of ACT-078573 on the pharmacokinetics of a single dose of desipramine

A Randomized, Placebo-Controlled Study to Investigate the Efficacy and Safety of Circadin® To Alleviate Sleep Disturbances in Children with Neurodevelopment Disabilities.

To compare the treatment effect of Circadin 2/5 mg to that of placebo on sleep maintenance (TST) as assessed by the Sleep and Nap Diary after 13 weeks of double-blind treatment.

The effectiveness of CPAP-therapy on recurrence of atrial fibrillation after cardioversion in patients with central sleepapnea

The objective of this study is evaluation of the effectiveness of CPAP-therapy on recurrence of atrial fibrillation after cardioversion in patients with central sleepapnea and in case of proven effectiveness possibly using CPAP-therapy as standard…

A Randomized, Double-Blind, Placebo-Controlled, Multiple Rising Oral Dose Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of TAK-994 in Patients With Narcolepsy With or Without Cataplexy (Narcolepsy Type 1 or Narcolepsy Type 2)

PART A and PART DTo assess the safety and tolerability of TAK-994 following multiple oral doses in subjects with narcolepsy with or without cataplexy (NT1 or NT2).PART B and PART C To assess the efficacy of TAK-994 on reducing excessive daytime…

Solriamfetol*s Effect on Cognitive Health in Apnea Participants During a Randomized Placebo-controlled Study (SHARP): a 5-Week Double-blind, Placebo-controlled, Randomized, Crossover, Multicenter Study of Solriamfetol in Improving Cognitive Function in Participants With Excessive Daytime Sleepiness Associated With Obstructive Sleep Apnea Plus Impaired Cognitive Function.

Primary Objective: To evaluate the effect of solriamfetol on cognitive functioning using an objective measurement. Secondary Objective:To evaluate the effect of solriamfetol on cognitive functioning using a subjective endpoint

A Randomized, Double-blind, Placebo-Controlled Study to Evaluate the Efficacy, Safety, and Tolerability of TAK-861 for the Treatment of Narcolepsy Without Cataplexy (Narcolepsy Type 2)

Primary:- To assess the effect of TAK-861 on EDS as measured by sleep latency from the MWT.Secondary:- To assess the effect of TAK-861 on EDS as measured by the Epworth Sleepiness Scale (ESS) total score. - To evaluate the safety and tolerability of…