{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Neutral+messages&page=2",
    "query": {
      "intervention": "Neutral messages",
      "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=Neutral+messages&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-22T02:28:36.064Z",
  "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": "NCT07458607",
      "title": "UNC Tobacco Convenience Store",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Behavior"
      ],
      "interventions": [
        {
          "name": "Menthol ban + campaign",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Menthol ban",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 1185,
      "start_date": "2026-04-20",
      "completion_date": "2028-04",
      "has_results": false,
      "last_update_posted_date": "2026-04-27",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 1,
      "location_summary": "Raleigh, North Carolina",
      "locations": [
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07458607"
    },
    {
      "nct_id": "NCT04114071",
      "title": "TOSS Feasibility + Fitbit Community = Reduced Obesity in Older Black Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "TOSS Feasibility + Fitbit Community = Reduced Obesity in Older Black Women",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "60 Years and older · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2020-07-16",
      "completion_date": "2020-12-28",
      "has_results": true,
      "last_update_posted_date": "2023-09-08",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04114071"
    },
    {
      "nct_id": "NCT04562636",
      "title": "Evaluating a Messaging Campaign in the United States",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Heart Diseases",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Environmental message",
          "type": "OTHER"
        },
        {
          "name": "Health message",
          "type": "OTHER"
        },
        {
          "name": "Neutral Message",
          "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": 1244,
      "start_date": "2020-09-29",
      "completion_date": "2020-10-01",
      "has_results": false,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04562636"
    },
    {
      "nct_id": "NCT03516019",
      "title": "eFHS Messaging Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "personalized notices",
          "type": "OTHER"
        },
        {
          "name": "standard notices",
          "type": "OTHER"
        },
        {
          "name": "am notices",
          "type": "OTHER"
        },
        {
          "name": "pm notices",
          "type": "OTHER"
        },
        {
          "name": "weekday notices",
          "type": "OTHER"
        },
        {
          "name": "weekend notices",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 650,
      "start_date": "2018-05-19",
      "completion_date": "2019-03-23",
      "has_results": false,
      "last_update_posted_date": "2021-02-11",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03516019"
    },
    {
      "nct_id": "NCT07416734",
      "title": "RCT of HeartBot in Women",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Participants Must be Women Aged 25 Years or Older",
        "Participants Should Have no Self-reported History of Heart Disease or Stroke",
        "Participants Should Have no Terminal Illness or Diagnosed Cognitive Impairment, Including Alzheimer's Disease",
        "Participants Should Not be a Healthcare Professionals or Healthcare Trainees",
        "Participants Should Not be Employed in the Healthcare Field",
        "Participants Should Reside in the United States and be a University of California, San Francisco Health Patient",
        "Participants Should Possess a Smartphone With an Active Data Plan or Access to Wi-Fi"
      ],
      "interventions": [
        {
          "name": "HeartBot II Program",
          "type": "OTHER"
        },
        {
          "name": "Waitlist Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "25 Years and older · Female only"
      },
      "enrollment_count": 200,
      "start_date": "2026-03-01",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07416734"
    },
    {
      "nct_id": "NCT05953194",
      "title": "Effects of Sugary Drinks Counter-marketing Messages",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Weight Prejudice",
        "Weight Gain",
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Exposure to counter-marketing messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to traditional health messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to control (neutral) messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2184,
      "start_date": "2023-08-07",
      "completion_date": "2023-08-07",
      "has_results": false,
      "last_update_posted_date": "2024-02-28",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05953194"
    },
    {
      "nct_id": "NCT03315910",
      "title": "Implementing Tobacco Treatment in Low Dose CT Lung Cancer Screening Sites",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Motivational Interviewing (MI)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine Replacement Therapy (NRT)",
          "type": "DRUG"
        },
        {
          "name": "Nicotine Lozenge",
          "type": "DRUG"
        },
        {
          "name": "Message Framing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "saliva sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 807,
      "start_date": "2017-10-10",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2025-11-24",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 18,
      "location_summary": "Los Angeles, California • Walnut Creek, California • La Grange, Georgia + 14 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "La Grange",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Kankakee",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03315910"
    },
    {
      "nct_id": "NCT07365813",
      "title": "Testing Alcohol Cancer Risk Messages",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Text-only messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "AI-developed Neutral pictorial messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "AI-developed graphic pictorial messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 850,
      "start_date": "2026-04-21",
      "completion_date": "2028-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07365813"
    },
    {
      "nct_id": "NCT06002919",
      "title": "MindWalk Intervention for Older South Asian Caregivers of People With Cognitive Disabilities (CD)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress, Psychological",
        "Cognitive Decline"
      ],
      "interventions": [
        {
          "name": "MindWalk Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2023-10-31",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 8,
      "location_summary": "Bolingbrook, Illinois • Buffalo Grove, Illinois • Chicago, Illinois",
      "locations": [
        {
          "city": "Bolingbrook",
          "state": "Illinois"
        },
        {
          "city": "Buffalo Grove",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06002919"
    },
    {
      "nct_id": "NCT05075967",
      "title": "Getting to Zero Among HHI MSM in the American South",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Health Access Coalitions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Social Media",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer Support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Promoting Human Autonomy Support & Empathy (PHASE)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "HIV Prevention Trials Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "15 Years and older · Male only"
      },
      "enrollment_count": 2700,
      "start_date": "2025-12-10",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-09-22T02:28:36.064Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05075967"
    }
  ]
}