{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Complex+Regional+Pain+Syndromes&page=2",
    "query": {
      "condition": "Complex Regional Pain Syndromes",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Complex+Regional+Pain+Syndromes&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T23:49:27.481Z",
  "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": "NCT05852210",
      "title": "Forward Looking InfraRed Imaging and Severity Score in Complex Regional Pain Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "CRPS (Complex Regional Pain Syndromes)"
      ],
      "interventions": [
        {
          "name": "Infrared Imaging",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 30,
      "start_date": "2023-04-01",
      "completion_date": "2026-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-05-21T23:49:27.481Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05852210"
    },
    {
      "nct_id": "NCT01926119",
      "title": "TMS for CRPS - Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Complex Regional Pain Syndrome (CRPS)"
      ],
      "interventions": [
        {
          "name": "Transcranial Magnetic Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2013-07",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2017-05-10",
      "last_synced_at": "2026-05-21T23:49:27.481Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01926119"
    },
    {
      "nct_id": "NCT01037088",
      "title": "Effects of Vaporized Marijuana on Neuropathic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Neuropathic Pain",
        "Reflex Sympathetic Dystrophy",
        "Peripheral Neuropathy",
        "Post-herpetic Neuralgia",
        "Spinal Cord Injury",
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Mild dose cannabis",
          "type": "DRUG"
        },
        {
          "name": "Low dose cannabis",
          "type": "DRUG"
        },
        {
          "name": "Cannabis",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 44,
      "start_date": "2009-12",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2018-01-31",
      "last_synced_at": "2026-05-21T23:49:27.481Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01037088"
    },
    {
      "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": "2026-05-21T23:49:27.481Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00613106"
    },
    {
      "nct_id": "NCT03794024",
      "title": "Comparison of Dorsal Column Stimulation to Dorsal Root Ganglion Stimulation for Complex Regional Pain Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Complex Regional Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "The Nuvectra Algovita Dorsal Column Spinal Cord Stimulator",
          "type": "DEVICE"
        },
        {
          "name": "The Axium Neurostimulator System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2019-01-08",
      "completion_date": "2020-03-31",
      "has_results": true,
      "last_update_posted_date": "2023-02-27",
      "last_synced_at": "2026-05-21T23:49:27.481Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03794024"
    },
    {
      "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": "2026-05-21T23:49:27.481Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03686748"
    },
    {
      "nct_id": "NCT00109772",
      "title": "Study to Evaluate the Efficacy and Safety of Lenalidomide in the Treatment of Complex Regional Pain Syndrome Type 1",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Complex Regional Pain Syndrome, Type I"
      ],
      "interventions": [
        {
          "name": "lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Celgene Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 184,
      "start_date": "2005-02",
      "completion_date": "2008-04",
      "has_results": true,
      "last_update_posted_date": "2013-08-28",
      "last_synced_at": "2026-05-21T23:49:27.481Z",
      "location_count": 27,
      "location_summary": "Peoria, Arizona • La Jolla, California • Loma Linda, California + 23 more",
      "locations": [
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Palm Bay",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00109772"
    },
    {
      "nct_id": "NCT00431847",
      "title": "Regional Anesthesia Military Battlefield Pain Outcomes Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anxiety Disorders",
        "Complex Regional Pain Syndrome Type II",
        "Depressive Disorders",
        "Post-Traumatic Stress Disorder",
        "Substance Abuse"
      ],
      "interventions": [
        {
          "name": "Regional Anesthesia",
          "type": "PROCEDURE"
        },
        {
          "name": "Standard Pain Management Protocol",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 386,
      "start_date": "2007-10",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2017-05-15",
      "last_synced_at": "2026-05-21T23:49:27.481Z",
      "location_count": 3,
      "location_summary": "Bethesda, Maryland • Philadelphia, Pennsylvania • Fort Sam Houston, Texas",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Fort Sam Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00431847"
    },
    {
      "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": "2026-05-21T23:49:27.481Z",
      "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": "2026-05-21T23:49:27.481Z",
      "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"
    }
  ]
}