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A Randomized, Double-Blind, Placebo-Controlled, 2-Period Crossover Study to Evaluate the Effect of Intranasal Esketamine on Cognitive Functioning in Healthy Subjects

To evaluate the effect of intranasal esketamine 84 mg on cognition, and duration of cognitive effects (if present), as assessed using a computerized test battery (Cogstate®).

Effect of low-dose esketamine on postoperative delirium in patients undergoing noncardiac surgery.

Primary Objective:In this pilot study, the authors aim is to investigate whether esketamine reduces the incidence of POD in elderly patientspresenting for noncardiac surgery.Secondary Objective(s):To examine whether esketamine has an effect on the…

A Placebo- and Active-Controlled Study to Evaluate the Effects of a Single-Dose and Repeat-Administration of Intranasal Esketamine on On-Road Driving in Subjects With Major Depressive Disorder

Primary ObjectiveTo evaluate the effect of a single 84-mg dose of intranasal esketamine compared to placebo, on next day driving performance and repeated administration of 84 mg intranasal esketamine on same-day driving performance as assessed by…

Sedation with propofol TCI during ERCP: Is the combination with esketamine more effective and safer than with alfentanil (SPEKA): A randomized controlled multicentre trial

The aim of this study is to demonstrate that procedural sedation with propofol and esketamine is more effective and will result in less cardiopulmonary depression than sedation with propofol and the opioid alfentanil. Less side effects should also…

A randomised, double blind, placebo-controlled cross-over study to investigate the effects of intravenous S(+)-ketamine on brain activation in three groups of women: healthy participants, healthy participants prone to depression and patients with fibromyalgia.

Objective 1: To determine the effects of S-ketamine on brain activation in healthy women, healthy women prone to depression and fibromyalgia patients.Objective 2: To determine the effects of S-ketamine on mood and other depression-related behavioral…

Long-term pain modulation by intravenous esketamine in Complex Regional Pain Syndrome:
a non-inferiority study

This study has been transitioned to CTIS with ID 2024-511877-31-00 check the CTIS register for the current data. The primary objective is to demonstrate non-inferiority of experimental esketamine administration of 6x 1 day per 2 weeks (in total 3…

A Randomized, Open-label, Rater-Blinded, Active-Controlled, International, Multicenter Study to Evaluate the Efficacy, Safety, and Tolerability of Flexibly Dosed Esketamine Nasal Spray Compared With Quetiapine Extended-Release in Adult and Elderly Participants With Treatment-Resistant Major Depressive Disorder Who are Continuing a Selective Serotonin Reuptake Inhibitor/Serotonin-Norepinephrine Reuptake Inhibitor

Primary objective:The primary objective of this study is to evaluate the efficacy of flexibly dosed esketamine nasal spray compared with quetiapine extended-release(XR), both in combination with a continuing selective serotonin reuptake inhibitor (…

Randomized, Double-Blind, Double-Dummy, Placebo-Controlled 4-way Crossover Study to assess the Pharmacodynamics and Pharmacokinetics of Oral and Intravenous S-Ketamine in Healthy Volunteers

Primary Objectives* To investigate the effects of PO and IV S-ketamine and its metabolite S-norketamine on functional CNS tests up to 6h (acute effects) and 24h (delayed effects) after administration using NeuroCart test battery in healthy subjects…