{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Pain+Related+to+Cancer",
    "query": {
      "condition": "Pain Related to Cancer"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 65,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Pain+Related+to+Cancer&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T16:23:35.449Z",
  "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": "NCT07581080",
      "title": "Biofield Therapy for the Support of Immunotherapy-related Symptoms Among Adult Cancer Patients - A Pilot Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer",
        "Immunotherapy",
        "Fatigue Related to Cancer Treatment",
        "Pain",
        "Stress"
      ],
      "interventions": [
        {
          "name": "Usui Reiki Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2026-04-20",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 2,
      "location_summary": "Irvine, California • Orange, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07581080"
    },
    {
      "nct_id": "NCT00006994",
      "title": "S9908: Glutamine in Treating Mucositis Caused by Radiation Therapy in Patients With Newly Diagnosed Cancer of the Mouth or Throat",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cancer-related Problem/Condition",
        "Head and Neck Cancer",
        "Pain"
      ],
      "interventions": [
        {
          "name": "glutamine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "l-glutamine placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 23,
      "start_date": "2001-11",
      "completion_date": "2006-04",
      "has_results": false,
      "last_update_posted_date": "2015-11-18",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 106,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 68 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006994"
    },
    {
      "nct_id": "NCT00529230",
      "title": "Prevalence of Secondary Hypogonadism in Male Patients on Chronic Opioid Therapy for Cancer-Related Pain Syndromes",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Advanced Cancer",
        "Hypogonadism",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Blood draws to assess gonadal function",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 46,
      "start_date": "2001-12-11",
      "completion_date": "2004-02-19",
      "has_results": false,
      "last_update_posted_date": "2018-10-25",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00529230"
    },
    {
      "nct_id": "NCT00858754",
      "title": "Study Evaluating Safety & Efficacy of Subcutaneous Methylnaltrexone on Opioid-Induced Constipation in Cancer Subjects",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Opioid-Induced Constipation"
      ],
      "interventions": [
        {
          "name": "methylnaltrexone",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch Health Americas, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 0,
      "start_date": "2009-03",
      "completion_date": "2009-08",
      "has_results": false,
      "last_update_posted_date": "2019-11-29",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 4,
      "location_summary": "Laguna Hills, California • Lancaster, California • Flat Rock, North Carolina + 1 more",
      "locations": [
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Flat Rock",
          "state": "North Carolina"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00858754"
    },
    {
      "nct_id": "NCT05561595",
      "title": "Transdiagnostic Intervention to Reduce Internalized Health-Related Stigma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Skin Disease",
        "Cancer",
        "HIV",
        "Diabetes",
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Healing HEARTS",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer Support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 195,
      "start_date": "2024-10-03",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05561595"
    },
    {
      "nct_id": "NCT01535066",
      "title": "S1200: Acupuncture, Sham Acupuncture, or Wait List for Joint Symptoms Related to Aromatase Inhibitors in Pts W/Early-Stage Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Pain"
      ],
      "interventions": [
        {
          "name": "acupuncture therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "sham acupuncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 226,
      "start_date": "2012-05-16",
      "completion_date": "2018-07-01",
      "has_results": false,
      "last_update_posted_date": "2022-12-07",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 47,
      "location_summary": "Antioch, California • Fremont, California • Los Angeles, California + 36 more",
      "locations": [
        {
          "city": "Antioch",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01535066"
    },
    {
      "nct_id": "NCT04988490",
      "title": "Quantification of Cannabinoids and Comparison to Post-Surgical Pain Medication Requirements and Surgical Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Post-Surgical Pain",
        "Post-Surgical Complication",
        "Cancer",
        "Cannabis Use"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 68,
      "start_date": "2021-10-11",
      "completion_date": "2024-06-14",
      "has_results": false,
      "last_update_posted_date": "2025-03-10",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04988490"
    },
    {
      "nct_id": "NCT00573937",
      "title": "Methadone Versus Morphine for Cancer-Related Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neoplasms",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Methadone",
          "type": "DRUG"
        },
        {
          "name": "Morphine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "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": 1,
      "start_date": "2007-08",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2016-02-19",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00573937"
    },
    {
      "nct_id": "NCT04616547",
      "title": "Treatment of Cancer-Related Bone Pain by Using Bone-Targeted Radiation-Based Therapy (Sn-117m-DTPA) in Patients With Prostate Cancer That Has Spread to Bones",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Castration-Resistant Prostate Carcinoma",
        "Metastatic Malignant Neoplasm in the Bone",
        "Metastatic Prostate Adenocarcinoma",
        "Stage IV Prostate Cancer AJCC v8",
        "Stage IVA Prostate Cancer AJCC v8",
        "Stage IVB Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Tin Sn 117m Pentetate",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 1,
      "start_date": "2021-12-18",
      "completion_date": "2022-05-11",
      "has_results": true,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04616547"
    },
    {
      "nct_id": "NCT00929188",
      "title": "A Study of the Safety and Effectiveness of JNJ-42160443 as add-on Treatment in Patients With Cancer-related Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain, Burning",
        "Pain, Crushing",
        "Pain, Migratory",
        "Pain, Radiating",
        "Pain, Splitting"
      ],
      "interventions": [
        {
          "name": "JNJ-42160443",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 100,
      "start_date": "2009-10",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2016-01-22",
      "last_synced_at": "2026-07-22T16:23:35.449Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Laguna Hills, California + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Montebello",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00929188"
    }
  ]
}