{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Pain+Levels&page=4",
    "query": {
      "condition": "Pain Levels",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 129,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Pain+Levels&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Pain+Levels&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-28T17:04:10.567Z",
  "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": "NCT02948634",
      "title": "Low-level Laser Therapy in Patients With Chronic Fibromyalgia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Sham Phoenix Laser Treatment",
          "type": "DEVICE"
        },
        {
          "name": "Active Phoenix Laser Treatment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "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": 28,
      "start_date": "2016-10",
      "completion_date": "2019-06",
      "has_results": true,
      "last_update_posted_date": "2020-03-03",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02948634"
    },
    {
      "nct_id": "NCT00836134",
      "title": "Ultrasound-guided Rectus Sheath Block for Post-operative Pain Control Following Umbilical Hernia Repair",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "rectus sheath block",
          "type": "PROCEDURE"
        },
        {
          "name": "local anesthetic infiltration",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Year to 17 Years"
      },
      "enrollment_count": 40,
      "start_date": "2009-02",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2014-06-12",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00836134"
    },
    {
      "nct_id": "NCT02862964",
      "title": "Accuro Versus Traditional Landmark Palpation Technique to Determine Accurate Spinal Level for Procedures",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Low Back Pain"
      ],
      "interventions": [
        {
          "name": "identify L4/L5",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 106,
      "start_date": "2016-02",
      "completion_date": "2017-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-03-10",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02862964"
    },
    {
      "nct_id": "NCT01324232",
      "title": "Safety and Efficacy of AVP-923 in the Treatment of Central Neuropathic Pain in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Central Neuropathic Pain",
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "AVP-923-45",
          "type": "DRUG"
        },
        {
          "name": "AVP-923-30",
          "type": "DRUG"
        },
        {
          "name": "AVP-923-20",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Avanir Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 209,
      "start_date": "2011-09-08",
      "completion_date": "2013-09-26",
      "has_results": true,
      "last_update_posted_date": "2021-11-22",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 44,
      "location_summary": "Cullman, Alabama • Phoenix, Arizona • Berkeley, California + 40 more",
      "locations": [
        {
          "city": "Cullman",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01324232"
    },
    {
      "nct_id": "NCT03173755",
      "title": "Pain Discomfort Enjoyment Levels During Moderate Exercise",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Overweight and Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Texas Tech University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 127,
      "start_date": "2017-08-29",
      "completion_date": "2019-05-31",
      "has_results": false,
      "last_update_posted_date": "2019-09-30",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03173755"
    },
    {
      "nct_id": "NCT02142114",
      "title": "Assessment of Comfort Level Following an Intravitreal Injection by 30 or 32 Gauge Needles",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Eye injection by 30 or 32 gauge needle",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Retina Health Center",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 200,
      "start_date": "2014-05",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2015-12-21",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 1,
      "location_summary": "Fort Myers, Florida",
      "locations": [
        {
          "city": "Fort Myers",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02142114"
    },
    {
      "nct_id": "NCT01393522",
      "title": "Study Evaluated the Effectiveness of Milnacipran to Reduce Pain Levels in Individuals With Chronic Migraine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Migraine"
      ],
      "interventions": [
        {
          "name": "Milnacipran",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Timothy Smith",
      "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": 37,
      "start_date": "2011-06",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2022-08-12",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 2,
      "location_summary": "St Louis, Missouri • Greensboro, North Carolina",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Greensboro",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01393522"
    },
    {
      "nct_id": "NCT03044964",
      "title": "Effect of Ranolazine on Activity Level in Patients With Angina After FFR Based Deferred Intervention (REPTAR)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Angina"
      ],
      "interventions": [
        {
          "name": "Ranolazine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amit Malhotra, MD",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2017-01-10",
      "completion_date": "2017-10",
      "has_results": false,
      "last_update_posted_date": "2017-02-07",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 1,
      "location_summary": "Southaven, Mississippi",
      "locations": [
        {
          "city": "Southaven",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03044964"
    },
    {
      "nct_id": "NCT03576508",
      "title": "A Study to Compare Levels of Capsaicin After Intra-Articular Injection and Topical Application in Patients With Painful Knee Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "CNTX-4975-05",
          "type": "DRUG"
        },
        {
          "name": "Qutenza",
          "type": "DRUG"
        },
        {
          "name": "Lidocaine (without epinephrine)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Centrexion Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 16,
      "start_date": "2018-06-25",
      "completion_date": "2018-09-06",
      "has_results": false,
      "last_update_posted_date": "2018-11-14",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03576508"
    },
    {
      "nct_id": "NCT03572855",
      "title": "The Effect Spinal Bracing System on Gait in Adult Scoliosis Patients",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Scoliosis"
      ],
      "interventions": [
        {
          "name": "Scoliosis Brace",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Texas Back Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2018-06-15",
      "completion_date": "2019-09",
      "has_results": false,
      "last_update_posted_date": "2018-08-08",
      "last_synced_at": "2026-10-28T17:04:10.567Z",
      "location_count": 1,
      "location_summary": "Plano, Texas",
      "locations": [
        {
          "city": "Plano",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03572855"
    }
  ]
}