| Not Yet Recruiting | Mechanisms Underlying the Nocibo Effect of Contagious Itch. in Both Histaminergic and Nonhistaminergic Itch NCT07255092 | Aalborg University | N/A |
| Recruiting | Mechanisms Underlying the Placebo Effect in Both Histaminergic and Non-histaminergic Itch NCT07247695 | Aalborg University | N/A |
| Recruiting | Topographical Distribution of Itch and Pain Receptors NCT07122973 | Aalborg University | N/A |
| Active Not Recruiting | Identification of the Mechanism of Non-histaminergic Itch Inducing Epigenetic Changes NCT06997926 | Aalborg University | N/A |
| Recruiting | Reducing Itch With Hypnosis and Virtual Reality NCT06787794 | Universiteit Leiden | N/A |
| Recruiting | Role of Interleukin-13 Pathways on Pain and Itch Sensitivity NCT06503510 | Aalborg University | N/A |
| Recruiting | The Effects of Performing a Motor Imagery Task on Cortical Excitability During Acute Experimental Muscle Pain NCT06503523 | Aalborg University | N/A |
| Completed | Effect of Ketamine, Amitriptyline and Their Combination on Itch NCT06245564 | Aalborg University | N/A |
| Completed | Investigation of Corticospinal Excitability Aspects of Itch and Pain NCT06470737 | Aalborg University | N/A |
| Unknown | Efficacy and Safety of Tofacitinib in Patients With Prurigo Nodularis NCT06201715 | Second Affiliated Hospital, School of Medicine, Zhejiang University | N/A |
| Not Yet Recruiting | Establishment of a Patient Library in Patients With Pruritus Sine Materia NCT05678309 | University Hospital, Brest | — |
| Completed | The Effect of Cooling With a Bed Topper and Linen on Itch in Clinical Routine NCT05460598 | University Hospital, Basel, Switzerland | N/A |
| Completed | Characterization of Bovine Adrenal Medulla as a Model of Non-histaminergic Itch NCT06036589 | Aalborg University | N/A |
| Completed | Characterization of New Human Models of Non-histaminergic Itch and Their Interaction With the TRPM8 Receptor NCT04554888 | Aalborg University | N/A |
| Completed | Characterization of Bovine Adrenal Medulla as a New Surrogate Model of Non-histaminergic Itch NCT05249387 | Aalborg University | N/A |
| Unknown | Testing Protocol to Efficiently Induce Itch NCT05195177 | Aalborg University | N/A |
| Completed | Inhibition of Non-histaminergic Pruritus Applied Using 3 Different Pruritogens NCT04858360 | Aalborg University | N/A |
| Terminated | Psychogenic and Neurogenic Components in Patients With Psychogenic or Neuropathic Pruritus NCT05024851 | University Hospital, Brest | — |
| Completed | The Efficacy of VR and AR on Pruritus NCT04289038 | Hacettepe University | N/A |
| Completed | Investigation of a New Human Model for Itch NCT04711044 | Aalborg University | N/A |
| Completed | Evaluation of Peripheral Itch Mechanisms Following Injection of Morphine (Second Sub-Project) NCT04700007 | Aalborg University | N/A |
| Completed | The Effect of Halophyte-based Cream on Pain and Itch NCT04635254 | Aalborg University | N/A |
| Completed | Characterization of BAM8-22 as a New Surrogate Model of Non-histaminergic Itch NCT04588532 | Aalborg University | N/A |
| Completed | Characterization of New Human Models of Non-histaminergic Itch NCT04515056 | Aalborg University | N/A |
| Withdrawn | The Efficacy and Safety of 3% Cannabidiol (CBD) Cream in Patients With Epidermolysis Bullosa: A Phase II/III T NCT04613102 | Elena Pope | Phase 2 / Phase 3 |
| Completed | A Relation of Morphine-induced Itch and Pain Processing NCT04115462 | Aalborg University | N/A |
| Unknown | Characterization of Bovine Adrenal Medulla (BAM8-22) as a New Surrogate Model of Non-histaminergic Itch NCT04197440 | Aalborg University | N/A |
| Withdrawn | Characterization of the Toll-like Receptor 7-agonist Imiquimod 3.75% As a New Surrogate Model of Itch NCT03943407 | Aalborg University | N/A |
| Completed | Evaluation of the Effect Induced by Repeated Administration of Topical Local Anaesthetic (EMLA) on Itch NCT04076865 | Aalborg University | N/A |
| Completed | Pregabalin Treatment for RDEB Pain and Itch NCT03928093 | The Hospital for Sick Children | Phase 3 |
| Completed | Learning Mechanisms for Placebo and Nocebo Studies on Somatosensory Sensations: a Systematic Review and Meta-a NCT04387851 | Leiden University Medical Center | — |
| Completed | A Mechanistic Evaluation of the Interactions Between Thermoceptive and Pruriceptive Sensory Processing NCT03576053 | Aalborg University | N/A |
| Completed | A Study Examining the Medication Apremilast as Treatment for Chronic Itch NCT03239106 | Washington University School of Medicine | Phase 2 |
| Completed | The Color of Itch; Itch Modification by Color Viewing NCT03928223 | University Hospital, Basel, Switzerland | — |
| Terminated | Central Mechanisms of Chronic Pruritus: Functional and Structural Brain Imaging. NCT02828787 | University Hospital, Brest | N/A |
| Completed | Survey on Itch in Outpatients of a University Clinic NCT03901443 | University Hospital, Basel, Switzerland | — |
| Completed | Aprepitant in the Management of Biological Therapies-related Severe Pruritus NCT01683552 | Campus Bio-Medico University | Phase 2 |
| Completed | Study to Evaluate Product Duration of Use Experience With Alclometasone Dipropionate Cream NCT02075632 | GlaxoSmithKline | Phase 2 |