| Withdrawn | Ketamine and Midazolam Infusions for CRPS: Feasibility Study NCT05945147 | Stanford University | Phase 2 |
| Not Yet Recruiting | Ketamine HCl Prolonged Release Oral Tablets for CRPS NCT06419985 | University of Southern California | Phase 2 |
| Not Yet Recruiting | Predicting Pain Exacerbations in Children With Complex Regional Pain Syndrome (CRPS) NCT06337526 | Stanford University | — |
| Not Yet Recruiting | Feasibility Study of Combined Peripheral Nerve Block and Physiotherapy for CRPS NCT05589259 | Tracy Cupido | N/A |
| Recruiting | Prednisone for CRPS in Distal Radius Fracture NCT06453447 | University of British Columbia | N/A |
| Recruiting | Closed Loop Spinal Cord Stimulation for Complex Regional Pain Syndrome NCT06421350 | Scripps Health | N/A |
| Not Yet Recruiting | The Comparison of Sympathetic Blockade of Stellate Ganglion Block and Thoracic Sympathetic Ganglion Block NCT06130514 | Seoul National University | N/A |
| Not Yet Recruiting | Thoracic Sympathetic Ganglion Block With Botulinum Toxin Type A NCT06470581 | Seoul National University | N/A |
| Not Yet Recruiting | Sympatholytic Effects of High Thoracic Erector Spinae Plane Block: Changes in Optic Nerve Sheath Diameter NCT06468384 | Pamukkale University | — |
| Active Not Recruiting | Peripheral Nerve Injections for CRPS NCT04744675 | Ottawa Hospital Research Institute | Phase 2 |
| Completed | The Success of Lumbar Sympathetic Ganglion Block Using Lower Extremity Perfusion Index NCT06241820 | Jeongsoo Kim | N/A |
| Unknown | Investigation of the Efficacy of Transcranial Magnetic Stimulation in Patients Developing Complex Regional Pai NCT06215079 | Ankara City Hospital Bilkent | N/A |
| Unknown | Combining Stellate Ganglion and T2 and T3 Radiofrequency Ablation on Post-mastectomy Complex Regional Pain Syn NCT06033456 | National Cancer Institute, Egypt | N/A |
| Completed | Benefit of Augmented Reality Mirror Therapy in Addition to Conventional Management in Complex Regional Pain Sy NCT05787119 | Centre Hospitalier Universitaire de Nīmes | N/A |
| Unknown | Three Regimens of Ketamine Infusion in Complex Regional Pain Syndrome NCT05997134 | Tanta University | Phase 4 |
| Completed | Empowered Relief for Youth NCT05998369 | Stanford University | N/A |
| Unknown | Cervical Epidural and Stellate Ganglion Block in Upper Limb Complex Regional Pain Syndrome NCT05970146 | Tanta University | Phase 4 |
| Recruiting | Pulsed Electromagnetic Fields (PEMFS) in Complex Regional Pain Syndrome Type i (CRPS-I) of the Foot (PeCFoA) NCT05922618 | Azienda Ospedaliero-Universitaria Consorziale Policlinico di Bari | N/A |
| Recruiting | Spatially Transcriptomics Reveals Molecular Signatures in CRPS NCT05986461 | Seoul National University | — |
| Unknown | Low-Intensity Focused Ultrasound For Insular Neuromodulation in Chronic Pain NCT05751096 | Carilion Clinic | N/A |
| Recruiting | Supraspinal Processing of Sensory Aspects of Pain NCT05814497 | Children's Hospital Medical Center, Cincinnati | N/A |
| Not Yet Recruiting | Dance-therapy and Chronic Pain NCT05689944 | Hospices Civils de Lyon | N/A |
| Recruiting | Infrared Images for Spinal Cord Stimulation in Complex Regional Pain Syndrome Patients NCT05777889 | Hospital for Special Surgery, New York | — |
| Completed | Cognitive Multisensory Rehabilitation for CRPS Treatment NCT06587750 | Royal United Hospitals Bath NHS Foundation Trust | N/A |
| Completed | Infrared Imaging in Complex Regional Pain Syndrome NCT05693337 | Hospital for Special Surgery, New York | — |
| Completed | Assessing the Impact of Exercise Based Intensive Interdisciplinary Pain Treatment (IIPT) on Endogenous Pain Mo NCT05491499 | Boston Children's Hospital | — |
| Unknown | Retrospective Analysis of capsaïcin Patch in Complex Regional Pain Syndrome NCT05523934 | Brugmann University Hospital | — |
| Completed | Intraoperative Neuromonitoring Recording With a Novel SCS Paddle: Phase II NCT05459324 | Albany Medical College | N/A |
| Active Not Recruiting | Transcranial Magnetic Stimulation for Chronic Neuropathic Pain NCT05593237 | University of California, San Francisco | N/A |
| Enrolling By Invitation | Long-term Pain Modulation by Intravenous Esketamine in CRPS NCT05212571 | Erasmus Medical Center | N/A |
| Active Not Recruiting | Prognostic Factors for Complex Regional Pain Syndrome NCT05337501 | Cliniques universitaires Saint-Luc- Université Catholique de Louvain | N/A |
| Recruiting | Impact of Compression Garments on Pain in Patients With Complex Regional Pain Syndrome of the Upper Limbs. NCT05034835 | Centre Mutualiste de Rééducation et de Réadaptation Fonctionnelles de Kerpape | N/A |
| Completed | Physical and Psychological Changes in CRPS Patients Undergoing Multimodal Rehabilitation NCT05696587 | National Institute of Geriatrics, Rheumatology and Rehabilitation, Poland | N/A |
| Completed | Sensory Testing of Multiple Forms of Spinal Cord Stimulation for Pain NCT04732325 | University of Michigan | N/A |
| Completed | The Comparison of Sympathetic Blockade of Stellate Ganglion Block and Thoracic Paravertebral Block NCT04876989 | Seoul National University | N/A |
| Completed | Evaluation of Online Tool (E-TOOL SCS) in Spinal Cord Stimulaion NCT06229015 | Istituti Clinici Scientifici Maugeri SpA | — |
| Completed | Embodied Virtual Reality for Chronic Pain NCT05160038 | University of Zurich | N/A |
| Completed | Virtual Reality Guided Imagery for Chronic Pain NCT04849897 | University of Southern California | N/A |
| Completed | Determination of Longus Colli Muscle Thickness by Ultrasonography NCT05108103 | Istanbul University | — |
| Completed | The Complex Regional Pain Syndrome (CRPS) is a Chronic Pain Condition. This is a Preliminary Study to Explore NCT04703348 | Centre Hospitalier Universitaire de Nīmes | N/A |
| Completed | Treatment of Complex Regional Pain Syndrome, a Long-term Follow-up NCT04597866 | Uppsala University | — |
| Completed | Intraoperative Neuromonitoring Recording With a Novel SCS Paddle NCT05045625 | Albany Medical College | N/A |
| Recruiting | Closed-Loop Deep Brain Stimulation for Refractory Chronic Pain NCT04144972 | University of California, San Francisco | N/A |
| Unknown | Neuroimaging Study on the Effect of Transdermal Buprenorphine in Complex Regional Pain Syndrome Patients NCT03977012 | Seoul National University Hospital | — |
| Completed | Audio-Visual Relaxation Technology for Pediatric Amplified Musculoskeletal Pain Syndrome NCT03762213 | Tufts Medical Center | N/A |
| Recruiting | Role of the Gut Microbiome in Complex Regional Pain Syndrome NCT03612193 | Washington University School of Medicine | — |
| Withdrawn | Comparison of Volumes of Local Anesthetics on the Efficiency and Safety of Stellate Ganglion Block for CRPS of NCT03316066 | Maisonneuve-Rosemont Hospital | N/A |
| Completed | Graded Motor Imagery for Women at Risk for Developing Type I CRPS Following Closed Treatment of Distal Radius NCT02957240 | University of Minnesota | N/A |
| Unknown | Forms of Cervical Brachial Syndrome Treated With Plasma Concentrate Enriched for A2M NCT04066933 | Neurological Associates of West Los Angeles | — |
| Recruiting | Markers of Trajectory in Pediatric CRPS NCT03838107 | Children's Hospital Medical Center, Cincinnati | — |
| Completed | THORACIC MANIPULATION and COMPLEX REGIONAL PAIN SYNDROME NCT04769128 | South Valley University | N/A |
| Completed | Tolerability of Suprascapular and Median Nerve Blocks for the Treatment of Shoulder-hand Syndrome NCT03291197 | Ottawa Hospital Research Institute | Phase 4 |
| Completed | Research Protocol for Karuna Labs Inc.: Safety and Efficacy of Virtual Reality Graded Motor Imagery for Chroni NCT04060875 | Karuna Labs Inc. | — |
| Terminated | Quality of Life and Pain Changes Due to DRG Stimulation for Chronic Pain NCT03417973 | KM Clinical Research Group | — |
| Unknown | Virtual Environment Rehabilitation for Patients With Motor Neglect Trial NCT03887962 | Cambridge University Hospitals NHS Foundation Trust | N/A |
| Recruiting | TMS for Complex Regional Pain Syndrome NCT03137472 | Stanford University | N/A |
| Completed | Body Perception and Complex Regional Pain Syndrome NCT02901002 | Centre Hospitalier Universitaire de Saint Etienne | — |
| Completed | Immersive Virtual Reality for Neuropathic Pain NCT03203772 | Loma Linda University | N/A |
| Completed | Thoracic Paraspinal Soft Tissue Mobilizations in Treatment of Patients With Upper Limb Complex Regional Pain S NCT03111225 | Reuth Rehabilitation Hospital | N/A |
| Completed | A Clinical Trial of Mirror Treatment for Phantom Pain NCT02912975 | Trauma Care Foundation, Norway | N/A |
| Completed | Novel Treatment Option for Neuropathic Pain NCT02490436 | Sorlandet Hospital HF | Phase 2 |
| Unknown | Effects of Proprioceptive Stimulation Under Visual Feedback in Patient With CRPS NCT02395211 | University Hospital of Ferrara | N/A |
| Unknown | The Use of Zoledronic Acid to Complex Regional Pain Syndrome NCT01788176 | University of Sao Paulo General Hospital | Phase 2 |
| Terminated | Impact of the Ultrasound-guided Approach on the Efficiency and Safety of the Stellate Ganglion Block in Chroni NCT01954888 | Maisonneuve-Rosemont Hospital | N/A |
| Completed | Exposure Therapy Combined With Cortical Interventions for CRPS-II NCT03174249 | Uppsala University | N/A |
| Terminated | Modulating Neuropathic Pain With Transcranial Direct Current Stimulation NCT04581525 | Susan McDowell | N/A |
| Terminated | Safety and Efficacy Study of Ethosuximide for the Treatment of Complex Regional Pain Syndrome (CRPS) NCT00689585 | McGill University Health Centre/Research Institute of the McGill University Health Centre | Phase 2 |
| Terminated | Pregabalin Versus Placebo as an Add on for Complex Regional Pain Syndrome (CPRS) of the Upper Limb Managed by NCT00891397 | McMaster University | N/A |
| Unknown | Effect of Delta-9-Tetrahydrocannabinol on the Prevention of Chronic Pain in Patients With Acute CRPS (ETIC-Stu NCT00377468 | Ludwig-Maximilians - University of Munich | Phase 2 |
| Completed | Evoked Fields After Median and Ulnar Stimulation NCT00217243 | Medical Center Alkmaar | — |
| Terminated | Study of Proteins Associated With Complex Regional Pain Syndrome NCT00033969 | National Institute of Nursing Research (NINR) | — |