{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pain+modulation+testing&page=2",
    "query": {
      "intervention": "Pain modulation testing",
      "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?intervention=Pain+modulation+testing&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T18:15:13.574Z",
  "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": "NCT01222091",
      "title": "Study on the Effect of a Beta Blocker on Increased Sensitivity to Pain in Humans Caused by Opioids",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hyperalgesia"
      ],
      "interventions": [
        {
          "name": "Propranolol",
          "type": "DRUG"
        },
        {
          "name": "Placebo to Match Propranolol",
          "type": "DRUG"
        },
        {
          "name": "Remifentanil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "18 Years to 45 Years · Male only"
      },
      "enrollment_count": 10,
      "start_date": "2009-02",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2018-06-15",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01222091"
    },
    {
      "nct_id": "NCT04087564",
      "title": "The Impact of Music on Nociceptive Processing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Acute",
        "Pain, Chronic",
        "Anxiety",
        "Anxiety Disorders",
        "Catastrophization",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "music intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 111,
      "start_date": "2019-06-13",
      "completion_date": "2023-05-23",
      "has_results": false,
      "last_update_posted_date": "2023-05-24",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04087564"
    },
    {
      "nct_id": "NCT06785129",
      "title": "Endometriosis and Migraine",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Migraine",
        "Endometriosis"
      ],
      "interventions": [
        {
          "name": "Thermal stimuli",
          "type": "DEVICE"
        },
        {
          "name": "Pressure stimuli",
          "type": "DEVICE"
        },
        {
          "name": "Pain ratings",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Conditioned pain modulation (CPM) response",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hormonal assessment",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL",
        "BIOLOGICAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 45 Years · Female only"
      },
      "enrollment_count": 120,
      "start_date": "2025-02-12",
      "completion_date": "2030-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06785129"
    },
    {
      "nct_id": "NCT04996628",
      "title": "Pancreatic Quantitative Sensory Testing (P-QST) to Predict Treatment Response for Pain in Chronic Pancreatitis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pancreatitis",
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Quantitative Sensory Test 1",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Quantitative Sensory Test 2",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Quantitative Sensory Test 3",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2022-01-04",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 3,
      "location_summary": "Indianapolis, Indiana • Baltimore, Maryland • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04996628"
    },
    {
      "nct_id": "NCT05738213",
      "title": "Puberty, Sex Hormones and Pain Sensitivity in Adolescents With Migraine",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Thermal stimuli",
          "type": "DEVICE"
        },
        {
          "name": "Pressure stimuli",
          "type": "DEVICE"
        },
        {
          "name": "Pain ratings",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pressure pain thresholds (PPT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Conditioned pain modulation (CPM) response",
          "type": "BEHAVIORAL"
        },
        {
          "name": "PedMIDAS (Pediatric Migraine Disability Assessment)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hormonal assessment",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Pubertal status",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "11 Years to 15 Years"
      },
      "enrollment_count": 100,
      "start_date": "2023-01-10",
      "completion_date": "2028-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05738213"
    },
    {
      "nct_id": "NCT07245303",
      "title": "Neural Mechanisms of Light Driven Analgesia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Musculoskeletal Pain",
        "Fibromyalgia",
        "Healthy Controls Group - Age and Sex-matched"
      ],
      "interventions": [
        {
          "name": "S-cone modulating visual stimulus",
          "type": "OTHER"
        },
        {
          "name": "Equal Energy White Visual Stimulus",
          "type": "OTHER"
        },
        {
          "name": "Green light visual stimulus (S-OFF)",
          "type": "OTHER"
        },
        {
          "name": "Evoked Pressure Pain Stimulus",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2026-02-24",
      "completion_date": "2030-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07245303"
    },
    {
      "nct_id": "NCT07194603",
      "title": "Association Between Conditioned Pain Modulation and the 4-week Response to Spinal Mobilization in Adults With Chronic Neck Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neck Pain Musculoskeletal",
        "Chronic"
      ],
      "interventions": [
        {
          "name": "Spinal mobilization (SM) of the neck",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Azusa Pacific University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 31,
      "start_date": "2021-06-21",
      "completion_date": "2022-08-11",
      "has_results": false,
      "last_update_posted_date": "2025-09-26",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 1,
      "location_summary": "Azusa, California",
      "locations": [
        {
          "city": "Azusa",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07194603"
    },
    {
      "nct_id": "NCT06726018",
      "title": "Exploring Pain Modulation With TMS and Repeated Pain Conditioning in Healthy Individuals",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Adult"
      ],
      "interventions": [
        {
          "name": "Conditioned Pain Modulation (CPM)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Priyanka Rana, PT, MPT, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 75,
      "start_date": "2026-05-01",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 1,
      "location_summary": "El Paso, Texas",
      "locations": [
        {
          "city": "El Paso",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06726018"
    },
    {
      "nct_id": "NCT05145595",
      "title": "Pain Sensitivity During Puberty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Thermal Sensory Analyzer",
          "type": "DEVICE"
        },
        {
          "name": "Pressure Stimuli",
          "type": "DEVICE"
        },
        {
          "name": "Mechanical Stimuli",
          "type": "DEVICE"
        },
        {
          "name": "Pain Ratings",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Thermal pain thresholds",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pressure pain thresholds (PPT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mechanical temporal summation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Conditioned pain modulation (CPM) efficiency",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Offset analgesia efficiency",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cold pain tolerance",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "9 Years to 16 Years"
      },
      "enrollment_count": 36,
      "start_date": "2022-09-20",
      "completion_date": "2024-07-17",
      "has_results": false,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05145595"
    },
    {
      "nct_id": "NCT05480228",
      "title": "EPPIC-Net: Novaremed Painful Diabetic Peripheral Neuropathy ISA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Painful Diabetic Neuropathy"
      ],
      "interventions": [
        {
          "name": "NRD135SE.1",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "James P. Rathmell, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 127,
      "start_date": "2022-09-21",
      "completion_date": "2025-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-19",
      "last_synced_at": "2026-09-08T18:15:13.574Z",
      "location_count": 26,
      "location_summary": "San Diego, California • Clermont, Florida • Gainesville, Florida + 18 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Clermont",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05480228"
    }
  ]
}