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Home › Conditions › Postherpetic Neuralgia

Postherpetic Neuralgia

2 published articles · Updated continuously

Clinical Trial Landscape

Clinical Trials for Postherpetic Neuralgia

19 trials tracked for Postherpetic Neuralgia: 4 in phase 3 or 4.

19Trials tracked
4Phase 3 & 4
0Recruiting
0With published results
Phase distribution
Phase 3 4 Phase 2 12 Phase 1 2 Other / NA 1
  1. Phase 3 A Long-Term Study To Evaluate Safety And Efficacy Of Pregabalin For Postherpetic Neuralgia Completed
  2. Phase 3 A 13-Week, Randomized, Double-Blind, Multicenter, Placebo-Controlled Study Of Pregabalin For Postherpetic Neuralgia Completed
  3. Phase 3 Safety and Efficacy of Gabapentin in Postherpetic Neuralgia Completed
  4. Phase 3 A Confirmatory Study of Fentanyl in Participants With Post-herpetic Neuralgia, Complex Regional Pain Syndrome or Postoperative Pain Syndrome Completed
  5. Phase 2 RN624 For Pain Of Post-Herpetic Neuralgia Completed
  6. Phase 2 A Study To Compare Pregabalin/PF-00489791 Combination Versus Pregabalin Alone In Post-Herpetic Neuralgia Completed
Show 13 more trials
  1. Phase 2 A Study of the Safety and Efficacy of AGN-214868 in Patients With Postherpetic Neuralgia Completed
  2. Phase 2 Safety/Efficacy Study of Retigabine vs. Placebo in Post-Herpetic Neuralgia (PHN) Completed
  3. Phase 2 A Clinical Study in Subjects With Neuropathic Pain From PHN Who Have Had an Inadequate Response to Gabapentin Treatment Completed
  4. Phase 2 A Study In Patients With Neuropathic Pain From Post-Herpetic Neuralgia (PHN) Completed
  5. Phase 2 A Study Assessing Efficacy of Brivaracetam in Subjects With Persistent Pain After Shingles (Post-herpetic Neuralgia) Completed
  6. Phase 2 A Phase 2 Study of Tapentadol Extended-Release (JNS024ER) ) in Japanese Participants With Chronic Pain Due to Diabetic Neuropathic Pain or Postherpetic Neuralgia Completed
  7. Phase 2 Efficacy and Safety of Eslicarbazepine Acetate as Therapy for Patients With Post-Herpetic Neuralgia Completed
  8. Phase 2 Efficacy and Safety of LX9211 in Participants With Postherpetic Neuralgia Completed
  9. Phase 2 A Study to Evaluate the Safety and Efficacy of Topically Applied TV 45070 Ointment in Patients With Postherpetic Neuralgia (PHN) Completed
  10. Phase 2 A Crossover Study to Evaluate the Safety, Tolerability and Efficacy of XPF-002 in Subjects With Postherpetic Neuralgia (PHN) Completed
  11. Phase 1 Neuropathic Pain Syndrome Patient Study (MK-0000-072) Completed
  12. Phase 1 The Efficacy of MK-8291 in Participants With Post-herpetic Neuralgia (PHN) With Allodynia (MK-8291-012) Completed
  13. N/A Effects of Pennsaid on Clinical Neuropathic Pain Completed

Showing the 19 most-cited and recently-updated of 19 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.
Retrospective cohort identifies risk factors and predicts postherpetic neuralgia risk in patients with herpes zoster
Neurology Cohort
Retrospective cohort identifies risk factors and predicts postherpetic neuralgia risk in patients with herpes zoster New model predicts nerve pain risk following shingles outbreaks in patients
This retrospective cohort study evaluated 846 patients with herpes zoster to predict postherpetic neuralgia risk.
A new computer model predicts who will develop long-term nerve pain after shingles by spotting key risks like older age, diabetes, and sever…
Frontiers Apr 16, 2026
FDA Approves Gabapentin Capsules (gabapentin) for Postherpetic Neuralgia and Partial Onset Seizures
Neurology FDA Approval
FDA Approves Gabapentin Capsules (gabapentin) for Postherpetic Neuralgia and Partial Onset Seizures FDA approves a new generic version of the drug gabapentin for nerve pain and seizures
The FDA has approved Gabapentin Capsules, USP for the management of postherpetic neuralgia in adults and as adjunctive therapy for partial o…
FDA approves a new generic gabapentin capsule for nerve pain and seizures, offering patients another low-cost treatment option alongside exi…
FDA Apr 9, 2026