{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Price+Changes",
    "query": {
      "intervention": "Price Changes"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Price+Changes&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T02:26:45.838Z",
  "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": "NCT05370313",
      "title": "The Impact of Innovative Tax Proposals on Purchase Patterns",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Market Price Condition (control)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco Parity Tax Condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine-Content Tax Condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Harm-Reduction Tax Condition",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Modified Risk Tobacco Product (MRTP) Tax Condition",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 285,
      "start_date": "2023-04-11",
      "completion_date": "2025-06-10",
      "has_results": false,
      "last_update_posted_date": "2025-09-18",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 2,
      "location_summary": "Buffalo, New York • Roanoke, Virginia",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05370313"
    },
    {
      "nct_id": "NCT02376530",
      "title": "Price Changes and Nutrient Profiling Among Adult Grocery Shoppers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nutrition",
        "Food Purchases"
      ],
      "interventions": [
        {
          "name": "Nutrient profiling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Price Changes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "State University of New York at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "19 Years to 80 Years · Female only"
      },
      "enrollment_count": 788,
      "start_date": "2012-09",
      "completion_date": "2015-04",
      "has_results": true,
      "last_update_posted_date": "2020-10-22",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02376530"
    },
    {
      "nct_id": "NCT07564648",
      "title": "Impact of Novel vs. Usual Brand Menthol Cigarettes on Abuse Liability",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Addiction",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette Purchase Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cross-Price Elasticity Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Daily Diary Surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Progressive Ratio Task",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2026-07-27",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07564648"
    },
    {
      "nct_id": "NCT04548765",
      "title": "Evaluation of Letters Promoting Colorectal Cancer Testing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer Colorectal"
      ],
      "interventions": [
        {
          "name": "Letter",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Loss Frame and Fear Appeals",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Transparency",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Default Effect and Presentation of Alternatives",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Fear Appeals and Decoy Effect",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Geisinger Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14644,
      "start_date": "2020-07-24",
      "completion_date": "2021-07-23",
      "has_results": false,
      "last_update_posted_date": "2021-09-24",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 1,
      "location_summary": "Danville, Pennsylvania",
      "locations": [
        {
          "city": "Danville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04548765"
    },
    {
      "nct_id": "NCT02452658",
      "title": "Fast Food Photo Study 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Changed menu",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Carnegie Mellon University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 311,
      "start_date": "2015-05",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2016-01-27",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02452658"
    },
    {
      "nct_id": "NCT07142668",
      "title": "Effects of Tax Proposals and Cigarette Availability on Tobacco Purchasing",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Harm Reduction Tax - Normal Nicotine Cigarettes Available",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Harm Reduction Tax - Normal Nicotine Cigarettes Not Available",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Modified Risk Tobacco Product Tax - Normal Nicotine Cigarettes Available",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Modified Risk Tobacco Product Tax - Normal Nicotine Cigarettes Not Available",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine Content Tax - Normal Nicotine Cigarettes Available",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine Content Tax - Normal Nicotine Cigarettes Not Available",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco Parity Tax - Normal Nicotine Cigarettes Available",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco Parity Tax - Normal Nicotine Cigarettes Not Available",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 316,
      "start_date": "2025-08-14",
      "completion_date": "2026-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 2,
      "location_summary": "Buffalo, New York • Roanoke, Virginia",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07142668"
    },
    {
      "nct_id": "NCT00708461",
      "title": "Environmental Intervention for Weight Gain Prevention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "weight gain prevention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 1747,
      "start_date": "2006-01",
      "completion_date": "2010-03",
      "has_results": true,
      "last_update_posted_date": "2019-11-01",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00708461"
    },
    {
      "nct_id": "NCT06430840",
      "title": "Addressing Financial and Social Needs Among Patients With Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer",
        "Financial Hardship"
      ],
      "interventions": [
        {
          "name": "CostCOM (Cost Communication, Financial navigation and counseling)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Provision of local and national resources to address financial and social needs",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Financial Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual care",
          "type": "OTHER"
        },
        {
          "name": "Screening for financial and social needs",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2024-08-26",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 6,
      "location_summary": "Costa Mesa, California • Fountain Valley, California • Irvine, California + 3 more",
      "locations": [
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06430840"
    },
    {
      "nct_id": "NCT01619787",
      "title": "Price Changes and Hypothetical Food Purchases in Adult Grocery Shoppers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Effect of Taxes and Subsides on Food Purchases in Mothers"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "State University of New York at Buffalo",
      "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": 217,
      "start_date": "2011-01",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2017-01-10",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01619787"
    },
    {
      "nct_id": "NCT02267954",
      "title": "Fast Food Photo Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Menu edited",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Carnegie Mellon University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 309,
      "start_date": "2014-11",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2016-01-27",
      "last_synced_at": "2026-09-12T02:26:45.838Z",
      "location_count": 2,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02267954"
    }
  ]
}