{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Backache&page=4",
    "query": {
      "condition": "Backache",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1088,
    "total_pages": 109,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Backache&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Backache&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-28T09:07:15.435Z",
  "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": "NCT03601949",
      "title": "Lateral Branch Cooled Radiofrequency Denervation vs. Conservative Therapy for Sacroiliac Joint Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sacroiliac Joint Pain"
      ],
      "interventions": [
        {
          "name": "SInergy Cooled Radiofrequency",
          "type": "DEVICE"
        },
        {
          "name": "Medical Management",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Avanos Medical",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "110 Years",
        "sex": "ALL",
        "summary": "21 Years to 110 Years"
      },
      "enrollment_count": 210,
      "start_date": "2018-06-29",
      "completion_date": "2022-06-23",
      "has_results": false,
      "last_update_posted_date": "2023-03-22",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 15,
      "location_summary": "Washington D.C., District of Columbia • Bloomington, Illinois • New Orleans, Louisiana + 11 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03601949"
    },
    {
      "nct_id": "NCT00111176",
      "title": "STARZ-TX2 Clinical Study: Study of Thoracic Aortic Aneurysm Repair With the Zenith TX2 Endovascular Graft",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Thoracic Aortic Aneurysm"
      ],
      "interventions": [
        {
          "name": "Endovascular repair",
          "type": "DEVICE"
        },
        {
          "name": "Surgical",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Cook Group Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 260,
      "start_date": "2004-03",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2014-08-18",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 38,
      "location_summary": "Mesa, Arizona • Phoenix, Arizona • San Francisco, California + 28 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00111176"
    },
    {
      "nct_id": "NCT01697358",
      "title": "Spinal Cord Stimulation for Predominant Low Back Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Failed Back Surgery Syndrome",
        "Back Pain",
        "Pain in Leg, Unspecified"
      ],
      "interventions": [
        {
          "name": "Spinal Cord Stimulation (SCS)",
          "type": "DEVICE"
        },
        {
          "name": "Optimal Medical Management (OMM)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "MedtronicNeuro",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 278,
      "start_date": "2013-01-08",
      "completion_date": "2017-06-20",
      "has_results": true,
      "last_update_posted_date": "2017-07-21",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 12,
      "location_summary": "Stockbridge, Georgia • Ocean Springs, Mississippi • Las Vegas, Nevada + 9 more",
      "locations": [
        {
          "city": "Stockbridge",
          "state": "Georgia"
        },
        {
          "city": "Ocean Springs",
          "state": "Mississippi"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Albany",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01697358"
    },
    {
      "nct_id": "NCT07112404",
      "title": "Pain Intervention With Needling: Pilot Of Integrated Neuromodulation Techniques",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Back Pain",
        "Lower Back Pain",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Dry Needling",
          "type": "OTHER"
        },
        {
          "name": "Dry needling with high-rate PENS",
          "type": "OTHER"
        },
        {
          "name": "Dry needling with low-rate PENS",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The University of Texas Medical Branch, Galveston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 42,
      "start_date": "2025-10-23",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07112404"
    },
    {
      "nct_id": "NCT01868308",
      "title": "Screening To Obviate Preterm Birth",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Preterm Labor",
        "Preterm Contractions",
        "Abdominal Cramping",
        "Back Pain",
        "Vaginal Pressure",
        "Vaginal Bleeding"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 589,
      "start_date": "2013-01",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2017-03-30",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01868308"
    },
    {
      "nct_id": "NCT00065975",
      "title": "Physical CAM Therapies for Chronic Low Back Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Low Back Pain"
      ],
      "interventions": [
        {
          "name": "massage therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "chiropractic",
          "type": "PROCEDURE"
        },
        {
          "name": "acupuncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Center for Complementary and Integrative Health (NCCIH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2002-04",
      "completion_date": "2002-12",
      "has_results": false,
      "last_update_posted_date": "2006-08-18",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00065975"
    },
    {
      "nct_id": "NCT02924129",
      "title": "Safety and Efficacy Study of the Evoke™ SCS System With Feedback vs. Conventional Stimulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Back Pain",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Evoke Spinal Cord Stimulator (SCS) System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Saluda Medical Americas, Inc.",
      "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": 134,
      "start_date": "2017-01-27",
      "completion_date": "2022-09-09",
      "has_results": true,
      "last_update_posted_date": "2024-01-03",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 16,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Santa Rosa, California + 11 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Santa Rosa",
          "state": "California"
        },
        {
          "city": "Santa Rosa",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02924129"
    },
    {
      "nct_id": "NCT03802565",
      "title": "Tolperisone in Acute Muscle Spasm of the Back",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Back Pain",
        "Acute Pain",
        "Back Spasm Upper Back",
        "Back Strain",
        "Muscle Cramp",
        "Muscle Spasm",
        "Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Tolperisone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Neurana Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 415,
      "start_date": "2019-02-01",
      "completion_date": "2019-07-12",
      "has_results": true,
      "last_update_posted_date": "2022-02-01",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 43,
      "location_summary": "Huntsville, Alabama • Tempe, Arizona • Little Rock, Arkansas + 39 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03802565"
    },
    {
      "nct_id": "NCT06262607",
      "title": "A Study of CLE-400 (Topical Gel) for the Treatment of Chronic Pruritus in Adult Subjects With Notalgia Paresthetica",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Pruritus in Adult Subjects With Notalgia Paresthetica (NP)"
      ],
      "interventions": [
        {
          "name": "CLE-400",
          "type": "DRUG"
        },
        {
          "name": "Vehicle",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Clexio Biosciences Ltd.",
      "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": 59,
      "start_date": "2024-01-29",
      "completion_date": "2024-11-19",
      "has_results": true,
      "last_update_posted_date": "2025-11-18",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 13,
      "location_summary": "Bryant, Arkansas • Fremont, California • Coral Gables, Florida + 10 more",
      "locations": [
        {
          "city": "Bryant",
          "state": "Arkansas"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Margate",
          "state": "Florida"
        },
        {
          "city": "North Miami Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06262607"
    },
    {
      "nct_id": "NCT03520387",
      "title": "Selecting Effective Combinations of Treatment for Low Back Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Low Back Pain"
      ],
      "interventions": [
        {
          "name": "Lumbar medial branch nerve radiofrequency ablation (LRFA)",
          "type": "PROCEDURE"
        },
        {
          "name": "Simulated LRFA with targeted steroid injections",
          "type": "PROCEDURE"
        },
        {
          "name": "AcTIVE-CBT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "TBSCE",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2018-11-15",
      "completion_date": "2020-08-30",
      "has_results": true,
      "last_update_posted_date": "2021-09-05",
      "last_synced_at": "2026-10-28T09:07:15.435Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03520387"
    }
  ]
}