| Recruiting | Comparison Between the Efficacy of Ultrasound-guided Erector Spinae Plane Block and Conventional Treatment for NCT07256145 | Alexandria University | 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 |
| Enrolling By Invitation | Predictive Models for the Treatment of Recurrent Herpes Zoster Neuralgia Following Spinal Cord Electrical Stim NCT06410222 | Feng Gao | — |
| Completed | The Success of Lumbar Sympathetic Ganglion Block Using Lower Extremity Perfusion Index NCT06241820 | Jeongsoo Kim | N/A |
| Enrolling By Invitation | A Study to Investigate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics After Oral Administrati NCT06155487 | JMackem Co., Ltd | Phase 1 |
| Recruiting | Assessing Symptom and Mood Dynamics in Pain Using the Smartphone Application SOMA NCT05754190 | Brown University | — |
| Recruiting | A MAD Study to Evaluate the Safety, Tolerability and PK/PD of iN1011-N17 in Healthy Volunteers and PHN Patient NCT06218784 | iN Therapeutics Co., Ltd. | Phase 1 |
| Active Not Recruiting | Transcranial Magnetic Stimulation for Chronic Neuropathic Pain NCT05593237 | University of California, San Francisco | N/A |
| Completed | A SAD Study to Evaluate the Safety, Tolerability and PK/PD of iN1011-N17 in Healthy Volunteers NCT05496205 | iN Therapeutics Co., Ltd. | Phase 1 |
| Recruiting | Closed-Loop Deep Brain Stimulation for Refractory Chronic Pain NCT04144972 | University of California, San Francisco | N/A |
| Completed | Acupuncture as Treatment of Post-herpetic Neuralgia: A RCT A Double-blinded Randomized Clinical Trial. NCT03974438 | Odense University Hospital | N/A |
| Completed | Treatment of Chronic Postherpetic Pain With Fat Grafting NCT03584061 | Odense University Hospital | N/A |
| Completed | Titration Study of ABX-1431 NCT03447756 | Abide Therapeutics | Phase 1 |
| Terminated | Dose Response Study of EMA401 in Patients With Post-herpetic Neuralgia (PHN) NCT03094195 | Novartis Pharmaceuticals | Phase 2 |
| Unknown | Effect of Early Use of Oxycodone During the Acute Phase of Herpes Zoster on Preventing Postherpetic Neuralgia NCT03120962 | Second Affiliated Hospital, School of Medicine, Zhejiang University | N/A |
| Completed | Transcranial Magnetic Stimulation for Facial Pain NCT02633306 | University of Minnesota | N/A |
| Completed | Efficacy and Safety of TRK-700 in Patient With Post-Herpetic Neuralgia NCT02701374 | Toray Industries, Inc | Phase 2 |
| Completed | DS-5565 Phase III Study for Renal Impairment in Japanese Subjects NCT02607280 | Daiichi Sankyo Co., Ltd. | Phase 3 |
| Completed | DS-5565 Phase III Study for Post-herpetic Neuralgia NCT02318719 | Daiichi Sankyo Co., Ltd. | N/A |
| Completed | Association of Transcutaneous Electrical Nerve Stimulation and Hypnosis NCT01944150 | Assistance Publique - Hôpitaux de Paris | N/A |
| Completed | Efficacy and Safety of CNV2197944 Versus Placebo in Patients With Post-herpetic Neuralgia NCT01848730 | Convergence Pharmaceuticals | Phase 2 |
| Completed | Efficacy, Tolerability, and Safety of NXN-462 in Patients With Post-Herpetic Neuralgia NCT01748877 | NeurAxon Inc. | Phase 2 |
| Completed | Phase IV Study of FDA Approved, Once-Daily GRALISE™(Gabapentin) Tablets for the Treatment of Postherpetic Neur NCT01426230 | Depomed | — |
| Completed | Safety And Efficacy Study Of Once Daily Controlled Release Pregabalin In The Treatment Of Patients With Posthe NCT01270828 | Pfizer's Upjohn has merged with Mylan to form Viatris Inc. | Phase 3 |
| Terminated | Eslicarbazepine Acetate as Therapy in Post-Herpetic Neuralgia NCT01124097 | Bial - Portela C S.A. | Phase 3 |
| Completed | Effects of Vaporized Marijuana on Neuropathic Pain NCT01037088 | University of California, Davis | Phase 1 / Phase 2 |
| Completed | A Comparison of EpiCept™ NP-1 Topical Cream vs. Oral Gabapentin in Postherpetic Neuralgia (PHN) NCT00475904 | EpiCept Corporation | Phase 2 |
| Completed | Study of Pregabalin Therapy for Pain Relief in Subjects With Post-Herpetic Neuralgia NCT00159666 | Pfizer's Upjohn has merged with Mylan to form Viatris Inc. | Phase 4 |
| Completed | A Study With Lidocaine 5% Medicated Plaster in Patients Suffering From Postherpetic Neuralgia NCT03765697 | Grünenthal GmbH | Phase 3 |
| Completed | A Study With Lido-Patch and Placebo Plaster in Patients Suffering From Postherpetic Neuralgia (PHN) NCT03745404 | Grünenthal GmbH | Phase 3 |
| Completed | Reduction of Postherpetic Neuralgia in Herpes Zoster NCT01250561 | Center for Clinical Studies, Texas | N/A |
| Completed | Evolution of Pain From Herpes Zoster NCT00305357 | University of California, San Francisco | — |
| Completed | Methadone in Post-Herpetic Neuralgia Pain NCT01752699 | University of Sao Paulo | Phase 3 |