{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Perceived+Pain",
    "query": {
      "condition": "Perceived Pain"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 127,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Perceived+Pain&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T18:04:53.938Z",
  "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": "NCT01588197",
      "title": "Real-Time fMRI Feedback Effects on Pain Perception",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Pain Control"
      ],
      "interventions": [
        {
          "name": "Attention/Distraction Strategy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Stimulus Quality/Severity Strategy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Strategy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "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": 20,
      "start_date": "2010-11",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2019-06-14",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01588197"
    },
    {
      "nct_id": "NCT03157362",
      "title": "Effects of Social Presence and Perception in Virtual Reality on Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain, Widespread"
      ],
      "interventions": [
        {
          "name": "Near Non-Social",
          "type": "OTHER"
        },
        {
          "name": "Near Social",
          "type": "OTHER"
        },
        {
          "name": "Far Non-Social",
          "type": "OTHER"
        },
        {
          "name": "Far Social",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 105,
      "start_date": "2018-02-01",
      "completion_date": "2018-11-08",
      "has_results": false,
      "last_update_posted_date": "2022-02-07",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "Ithaca, New York",
      "locations": [
        {
          "city": "Ithaca",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03157362"
    },
    {
      "nct_id": "NCT00903643",
      "title": "Sensory Processing in Subjects With Painful Bladder Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Painful Bladder Syndrome"
      ],
      "interventions": [
        {
          "name": "Physical examination",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "19 Years to 75 Years"
      },
      "enrollment_count": 34,
      "start_date": "2008-05",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2014-07-22",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00903643"
    },
    {
      "nct_id": "NCT06865170",
      "title": "Pain Perception During Intra-Articular Knee Joint Injection: What is the Effect of Needle Gauge and the Use of Ethyl Chloride?",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Osteoarthritis (OA) of the Knee",
        "Fear of Needles"
      ],
      "interventions": [
        {
          "name": "25 gauge needle",
          "type": "PROCEDURE"
        },
        {
          "name": "22 gauge needle",
          "type": "PROCEDURE"
        },
        {
          "name": "+/- Ethyl Chloride Topical Aerosol Anesthetic",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "40 Years to 89 Years"
      },
      "enrollment_count": 88,
      "start_date": "2026-08",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06865170"
    },
    {
      "nct_id": "NCT03471689",
      "title": "Multisensory Integration and Pain Perception",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Regulation, Self"
      ],
      "interventions": [
        {
          "name": "Mindfulness meditation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Positive reappraisal",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "23 Years",
        "sex": "ALL",
        "summary": "18 Years to 23 Years"
      },
      "enrollment_count": 0,
      "start_date": "2017-11-08",
      "completion_date": "2019-05",
      "has_results": false,
      "last_update_posted_date": "2019-06-05",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03471689"
    },
    {
      "nct_id": "NCT00575276",
      "title": "Study of Pain Perception Between Males and Females Following Laparoscopic Cholecystectomy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cholecystitis, Acute",
        "Cholecystitis, Chronic"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 102,
      "start_date": "2006-08",
      "completion_date": "2009-08",
      "has_results": false,
      "last_update_posted_date": "2012-03-08",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00575276"
    },
    {
      "nct_id": "NCT03140293",
      "title": "Pain Perception During Chorionic Villus Sampling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Chorionic Villi Sampling"
      ],
      "interventions": [
        {
          "name": "Lidocaine injection",
          "type": "DRUG"
        },
        {
          "name": "Gebauer Ethyl Chloride Spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Angela Bianco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 65 Years · Female only"
      },
      "enrollment_count": 120,
      "start_date": "2016-09",
      "completion_date": "2017-05-23",
      "has_results": false,
      "last_update_posted_date": "2017-10-25",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03140293"
    },
    {
      "nct_id": "NCT02949401",
      "title": "Stress Inoculation Through Virtual Reality in the Pediatric Electrophysiology Laboratory",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress, Psychological",
        "Stress, Physiological",
        "Anxiety",
        "Pain Perception"
      ],
      "interventions": [
        {
          "name": "Use of Virtual Reality App",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "10 Years to 20 Years"
      },
      "enrollment_count": 40,
      "start_date": "2017-01",
      "completion_date": "2018-04-16",
      "has_results": false,
      "last_update_posted_date": "2019-03-20",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02949401"
    },
    {
      "nct_id": "NCT06456411",
      "title": "Functional Near-Infrared Spectroscopy and Virtual Reality Relaxation Programs for Pain Management in Patients With Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Carcinoma",
        "Kidney Carcinoma",
        "Carcinoma"
      ],
      "interventions": [
        {
          "name": "Functional Near-Infrared Spectroscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Virtual Technology Intervention",
          "type": "OTHER"
        },
        {
          "name": "Cold Stimulation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 106,
      "start_date": "2022-07-12",
      "completion_date": "2026-04-10",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06456411"
    },
    {
      "nct_id": "NCT04055116",
      "title": "Buffered Lidocaine in the Pediatric Dental Patient",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pediatric Dentistry"
      ],
      "interventions": [
        {
          "name": "Buffered Lidocaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Geisinger Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "4 Years to 17 Years"
      },
      "enrollment_count": 64,
      "start_date": "2019-11-11",
      "completion_date": "2022-03-01",
      "has_results": true,
      "last_update_posted_date": "2023-04-07",
      "last_synced_at": "2026-07-22T18:04:53.938Z",
      "location_count": 1,
      "location_summary": "Danville, Pennsylvania",
      "locations": [
        {
          "city": "Danville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04055116"
    }
  ]
}