{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=negative+control&page=30",
    "query": {
      "intervention": "negative control",
      "page": 30
    },
    "page_size": 10
  },
  "pagination": {
    "page": 30,
    "page_size": 10,
    "total_count": 1039,
    "total_pages": 104,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=negative+control&page=31&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=negative+control&page=29&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T13:41:05.765Z",
  "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": "NCT03321799",
      "title": "Comparison of Negative Pressure Wound Therapy vs. Conventional Dressings for Prevention of Wound Complications After Revision THA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Infection, Drainage"
      ],
      "interventions": [
        {
          "name": "Negative Pressure Wound Therapy (NPWT)",
          "type": "DEVICE"
        },
        {
          "name": "Sterile Antimicrobial Dressings",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 201,
      "start_date": "2017-04-28",
      "completion_date": "2025-07-11",
      "has_results": false,
      "last_update_posted_date": "2025-08-06",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03321799"
    },
    {
      "nct_id": "NCT06265506",
      "title": "Virtual Incentive Treatment for Alcohol",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use Disorder",
        "Alcohol Drinking",
        "Alcohol Abuse",
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Computer Based Training for Cognitive Behavioral Therapy for AUD (CBT4CBT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2024-06-18",
      "completion_date": "2028-04-04",
      "has_results": false,
      "last_update_posted_date": "2025-05-30",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06265506"
    },
    {
      "nct_id": "NCT01661348",
      "title": "The Use of the Prevena Incision Management System to Reduce Post-operative Cesarean Delivery Wound Complications",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pregnancy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2012-07",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2013-10-16",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01661348"
    },
    {
      "nct_id": "NCT03040076",
      "title": "Testing if Reductions in Negative Affect Yield Decreased Emotional Eating Symptoms",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eating Disorder Symptom",
        "Emotional Maladjustment",
        "Negative Thoughts"
      ],
      "interventions": [
        {
          "name": "Cognitive Bias Treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Relaxation Condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Florida State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 28,
      "start_date": "2017-03-28",
      "completion_date": "2017-05-03",
      "has_results": false,
      "last_update_posted_date": "2018-06-26",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03040076"
    },
    {
      "nct_id": "NCT02970396",
      "title": "Self-management for People With Epilepsy and a History of Negative Health Events",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "self-management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Case Western Reserve University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 121,
      "start_date": "2014-09",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2018-12-17",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02970396"
    },
    {
      "nct_id": "NCT01917994",
      "title": "Text Messaging Intervention to Improve Retention in Care and Virologic Suppression in an Urban HIV-Infected Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV",
        "Patient Adherence",
        "Mobile Technology"
      ],
      "interventions": [
        {
          "name": "Text Messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Appointment Reminders",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 230,
      "start_date": "2013-08",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-02-08",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01917994"
    },
    {
      "nct_id": "NCT01128335",
      "title": "Efficacy, Safety, Tolerability, Pharmacokinetics of Sotrastaurin-tacrolimus vs. Mycophenolic Acid-tacrolimus in de Novo Liver Transplant Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Liver Transplantation"
      ],
      "interventions": [
        {
          "name": "MMF(1000mg bid) + tacrolimus + standard of care medications",
          "type": "DRUG"
        },
        {
          "name": "sotrastaurin (200mg bid) + tacrolimus + standard of care medications",
          "type": "DRUG"
        },
        {
          "name": "sotrastaurin (300 mg bid) + tacrolimus + standard of care medications",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2010-04",
      "completion_date": "2012-07",
      "has_results": false,
      "last_update_posted_date": "2020-12-22",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • San Francisco, California • Detroit, Michigan + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01128335"
    },
    {
      "nct_id": "NCT06644261",
      "title": "Transvaginal Versus Fluoroscopy-guided Trans Gluteal Pudendal Nerve Block for Pudendal Neuralgia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pudendal Neuralgia",
        "Chronic Pelvic Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "Bupivacaine injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2024-06-27",
      "completion_date": "2029-07-01",
      "has_results": false,
      "last_update_posted_date": "2024-12-18",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06644261"
    },
    {
      "nct_id": "NCT05447325",
      "title": "Neuroimaging Approaches to Improve Prediction of Smoking Initiation and Nicotine Escalation in Young Adult ENDS Users",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Message Exposure (Sequence: Regular Then Flavor)",
        "Message Exposure (Sequence: Flavor Then Regular)",
        "No Message Exposure (Control Condition)"
      ],
      "interventions": [
        {
          "name": "Exposure to Anti-Vaping Messages (generic themes then flavor-specific themes)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to Anti-Vaping Messages (flavor-specific themes then generic themes)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to Anti-Vaping Messages (no message exposure)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Georgia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 180,
      "start_date": "2022-07-15",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-03",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 1,
      "location_summary": "Athens, Georgia",
      "locations": [
        {
          "city": "Athens",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05447325"
    },
    {
      "nct_id": "NCT00680121",
      "title": "High Dose Vitamin B1 to Reduce Abusive Alcohol Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Alcoholism"
      ],
      "interventions": [
        {
          "name": "Benfotiamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Kansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 120,
      "start_date": "2008-07",
      "completion_date": "2013-04",
      "has_results": true,
      "last_update_posted_date": "2014-09-25",
      "last_synced_at": "2026-10-26T13:41:05.765Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00680121"
    }
  ]
}