{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Regional+Pain+Syndrome",
    "query": {
      "condition": "Chronic Regional Pain Syndrome"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 48,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Regional+Pain+Syndrome&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:46:17.810Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT05593237",
      "title": "Transcranial Magnetic Stimulation for Chronic Neuropathic Pain",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Neuropathic Pain",
        "Post-Stroke Pain",
        "Trigeminal Neuralgia",
        "Nerve Injury",
        "Spinal Cord Injuries",
        "Pain, Postoperative",
        "Complex Regional Pain Syndromes",
        "Post-herpetic Neuralgia",
        "Nerve Root Avulsion"
      ],
      "interventions": [
        {
          "name": "High Frequency rTMS",
          "type": "DEVICE"
        },
        {
          "name": "Low Frequency rTMS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 32,
      "start_date": "2022-04-25",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05593237"
    },
    {
      "nct_id": "NCT05751096",
      "title": "Low-Intensity Focused Ultrasound For Insular Neuromodulation in Chronic Pain",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fibromyalgia",
        "Complex Regional Pain Syndromes",
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Low-intensity Focused Ultrasound (LIFU)",
          "type": "DEVICE"
        },
        {
          "name": "Sham Low-intensity focused ultrasound (LIFU)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Carilion Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 27,
      "start_date": "2023-07-15",
      "completion_date": "2025-01",
      "has_results": false,
      "last_update_posted_date": "2023-10-16",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05751096"
    },
    {
      "nct_id": "NCT05998369",
      "title": "Empowered Relief for Youth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Musculoskeletal Pain",
        "Fibromyalgia",
        "Neuropathic Pain",
        "Complex Regional Pain Syndromes",
        "Abdominal Pain"
      ],
      "interventions": [
        {
          "name": "Empowered Relief for Youth",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 110,
      "start_date": "2023-08-09",
      "completion_date": "2025-04-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-01",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05998369"
    },
    {
      "nct_id": "NCT00613106",
      "title": "Double-Blind Follow-on Safety Study of HZT-501 (Ibuprofen 800 mg/Famotidine 26.6 mg) in Subjects Who Have Completed Participation in HZ-CA-301 (NCT00450658) or HZ-CA-303 (NCT00450216)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis",
        "Rheumatoid Arthritis",
        "Chronic Low Back Pain",
        "Chronic Regional Pain Syndrome",
        "Chronic Soft Tissue Pain"
      ],
      "interventions": [
        {
          "name": "HZT-501",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "81 Years",
        "sex": "ALL",
        "summary": "40 Years to 81 Years"
      },
      "enrollment_count": 179,
      "start_date": "2007-09",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2024-12-17",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00613106"
    },
    {
      "nct_id": "NCT03686748",
      "title": "Two Point Discrimination",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Ehlers-Danlos Syndrome (EDS)",
        "Complex Regional Pain Syndrome (CRPS)",
        "Amplified Musculoskeletal Pain Syndrome (AMPS)",
        "Low Back Pain",
        "Fibromyalgia",
        "Chronic Widespread Pain"
      ],
      "interventions": [
        {
          "name": "Two-point discrimination training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "One-point discrimination training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "10 Years to 17 Years"
      },
      "enrollment_count": 60,
      "start_date": "2018-07-21",
      "completion_date": "2027-07-16",
      "has_results": false,
      "last_update_posted_date": "2025-01-06",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03686748"
    },
    {
      "nct_id": "NCT04849897",
      "title": "Virtual Reality Guided Imagery for Chronic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Complex Regional Pain Syndromes",
        "Back Pain"
      ],
      "interventions": [
        {
          "name": "Experimental: Virtual Reality Guided Imagery",
          "type": "DEVICE"
        },
        {
          "name": "Active Comparator: Audio Only Guided Imagery",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2021-03-22",
      "completion_date": "2022-04-30",
      "has_results": true,
      "last_update_posted_date": "2024-08-21",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04849897"
    },
    {
      "nct_id": "NCT00343733",
      "title": "Study to Evaluate the Efficacy and Safety of OraVescent Fentanyl Citrate Treatment for the Management of Breakthrough Pain in Opioid-Tolerant Patients With Noncancer-Related Chronic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "OraVescent Fentanyl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cephalon",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 120,
      "start_date": "2006-08",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2014-05-09",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 21,
      "location_summary": "Hot Springs, Arkansas • Los Gatos, California • Oxnard, California + 16 more",
      "locations": [
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Los Gatos",
          "state": "California"
        },
        {
          "city": "Oxnard",
          "state": "California"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00343733"
    },
    {
      "nct_id": "NCT05491499",
      "title": "Assessing the Impact of Exercise Based Intensive Interdisciplinary Pain Treatment (IIPT) on Endogenous Pain Modulation in Youth With Chronic Pain Syndromes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Pain Syndrome",
        "Fibromyalgia",
        "Chronic Headache Disorder",
        "Functional Abdominal Pain Syndrome",
        "Complex Regional Pain Syndromes"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "10 Years to 17 Years"
      },
      "enrollment_count": 43,
      "start_date": "2022-10-17",
      "completion_date": "2023-11-30",
      "has_results": false,
      "last_update_posted_date": "2024-06-26",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 1,
      "location_summary": "Waltham, Massachusetts",
      "locations": [
        {
          "city": "Waltham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05491499"
    },
    {
      "nct_id": "NCT00349921",
      "title": "Clonidine Versus Adenosine to Treat Neuropathic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "clonidine",
          "type": "DRUG"
        },
        {
          "name": "adenosine",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 24,
      "start_date": "2004-08",
      "completion_date": "2008-01",
      "has_results": true,
      "last_update_posted_date": "2018-09-10",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 2,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00349921"
    },
    {
      "nct_id": "NCT00033969",
      "title": "Study of Proteins Associated With Complex Regional Pain Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Complex Regional Pain Syndromes",
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Nursing Research (NINR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2002-04-15",
      "completion_date": "2014-10-23",
      "has_results": false,
      "last_update_posted_date": "2019-12-12",
      "last_synced_at": "2026-05-22T09:46:17.810Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00033969"
    }
  ]
}