{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=negative+control&page=36",
    "query": {
      "intervention": "negative control",
      "page": 36
    },
    "page_size": 10
  },
  "pagination": {
    "page": 36,
    "page_size": 10,
    "total_count": 1039,
    "total_pages": 104,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=negative+control&page=37&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=negative+control&page=35&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T11:33:49.756Z",
  "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": "NCT06725459",
      "title": "NPWT Reduction Mammaplasty",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy",
        "Macromastia",
        "Negative Pressure Therapy",
        "Mammaplasty",
        "Wound Healing"
      ],
      "interventions": [
        {
          "name": "Prophylactic ciNPWT",
          "type": "DEVICE"
        },
        {
          "name": "Standard Adhesive Dressing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Medstar Health Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 92,
      "start_date": "2024-12-17",
      "completion_date": "2026-11-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-27",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06725459"
    },
    {
      "nct_id": "NCT06659952",
      "title": "HIV+ Deceased Donor Heart Transplant Study for HIV+ Recipients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infection",
        "Advanced End Stage Heart Failure"
      ],
      "interventions": [
        {
          "name": "HIV-positive heart transplant",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-11-13",
      "completion_date": "2034-10",
      "has_results": false,
      "last_update_posted_date": "2026-01-21",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06659952"
    },
    {
      "nct_id": "NCT04955730",
      "title": "NPWT in Patients Undergoing Surgical Procedures for Management of GI Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Surgical Wound Infection"
      ],
      "interventions": [
        {
          "name": "Negative Pressure Wound Therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 290,
      "start_date": "2021-08-05",
      "completion_date": "2025-09-23",
      "has_results": true,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04955730"
    },
    {
      "nct_id": "NCT05764564",
      "title": "External Body Pressure in Heart Failure With Preserved Ejection Fraction",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure, Diastolic"
      ],
      "interventions": [
        {
          "name": "Positive or negative pressure",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2023-04-21",
      "completion_date": "2025-05-31",
      "has_results": true,
      "last_update_posted_date": "2026-09-11",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05764564"
    },
    {
      "nct_id": "NCT00986531",
      "title": "The Effects AZD8529 on Cognition and Negative Symptoms in Schizophrenics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "AZD8529",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match AZD8529",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 59,
      "start_date": "2009-11",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2011-11-01",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00986531"
    },
    {
      "nct_id": "NCT01964807",
      "title": "Cardiovascular Assessment of the Effects of Tobacco and Nicotine Delivery Products",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adverse Effect of Other Agents Primarily Affecting the Cardiovascular System, Initial Encounter"
      ],
      "interventions": [
        {
          "name": "Cigarette, NIDA test type with 16.6 mg nicotine",
          "type": "OTHER"
        },
        {
          "name": "Cigarette, NIDA test type with <0.45 mg nicotine",
          "type": "OTHER"
        },
        {
          "name": "Electronic cigarette with 18 mg/ml nicotine",
          "type": "OTHER"
        },
        {
          "name": "Electronic Cigarette with no nicotine",
          "type": "OTHER"
        },
        {
          "name": "Moist snuff",
          "type": "OTHER"
        },
        {
          "name": "Sham Smoking",
          "type": "OTHER"
        },
        {
          "name": "Secondhand cigarette smoke (SHS)",
          "type": "OTHER"
        },
        {
          "name": "Conditioned, filtered air",
          "type": "OTHER"
        },
        {
          "name": "Sham Moist Snuff",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 81,
      "start_date": "2013-11-03",
      "completion_date": "2021-05-31",
      "has_results": false,
      "last_update_posted_date": "2021-12-27",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01964807"
    },
    {
      "nct_id": "NCT06656936",
      "title": "The PharmFIT Study",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "PharmFIT",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 1500,
      "start_date": "2026-11-01",
      "completion_date": "2029-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-20",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 2,
      "location_summary": "Chapel Hill, North Carolina • Seattle, Washington",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06656936"
    },
    {
      "nct_id": "NCT06434571",
      "title": "Comparing Telehealth-Delivered CBT-I to Web-Based CBT-I to Enhance Sleep, Reduce Fatigue, and Promote Neuroprotection",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Telehealth cognitive behavioral therapy for insomnia (tCBT-I)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Web-based cognitive behavioral therapy for insomnia (wCBT-I)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as usual (TAU)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kansas Medical Center",
      "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": 90,
      "start_date": "2024-10-11",
      "completion_date": "2028-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06434571"
    },
    {
      "nct_id": "NCT02293512",
      "title": "A Comparison of Three Psychoeducational Group Interventions for Veterans With Tinnitus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tinnitus"
      ],
      "interventions": [
        {
          "name": "Coping Effectiveness Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive-behavioral therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Acceptance and Commitment Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "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": 40,
      "start_date": "2015-09-01",
      "completion_date": "2016-11-30",
      "has_results": true,
      "last_update_posted_date": "2018-12-24",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02293512"
    },
    {
      "nct_id": "NCT06253806",
      "title": "Stellate Ganglion Block for COVID-induced Parosmia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19-Induced Parosmia"
      ],
      "interventions": [
        {
          "name": "Stellate Ganglion Block",
          "type": "DRUG"
        },
        {
          "name": "Placebo Sham Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 48,
      "start_date": "2023-10-25",
      "completion_date": "2024-09-16",
      "has_results": true,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-10-27T11:33:49.756Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06253806"
    }
  ]
}