{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usual+brand&page=2",
    "query": {
      "intervention": "Usual brand",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 102,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usual+brand&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usual+brand&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T07:27:56.407Z",
  "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": "NCT02505477",
      "title": "Treatment of Cognitive and Negative Symptoms in Schizophrenia With N-acetylcysteine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Schizophrenia",
        "Cognitive Deficits",
        "Schizophrenia; Negative Type"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Treatment as Usual",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": 51,
      "start_date": "2017-02-06",
      "completion_date": "2023-01-31",
      "has_results": false,
      "last_update_posted_date": "2023-05-15",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02505477"
    },
    {
      "nct_id": "NCT06687226",
      "title": "Food DNA Digestion",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Digestion Rate"
      ],
      "interventions": [
        {
          "name": "Reconstitutable food powder",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2027-01-01",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06687226"
    },
    {
      "nct_id": "NCT06568900",
      "title": "Randomized Controlled Trial to Evaluate the Impact of ZYN Nicotine Pouch Products on Cigarette Usage and BoExp in Adult Smokers Over a 12-week Period",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "cigarette smoking",
          "type": "OTHER"
        },
        {
          "name": "tobacco flavored and unflavored pouch",
          "type": "OTHER"
        },
        {
          "name": "unrestricted flavor options pouch",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Swedish Match AB",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 450,
      "start_date": "2023-07-31",
      "completion_date": "2024-08-19",
      "has_results": false,
      "last_update_posted_date": "2024-08-23",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 1,
      "location_summary": "Raleigh, North Carolina",
      "locations": [
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06568900"
    },
    {
      "nct_id": "NCT05707871",
      "title": "Cardiovascular Effects of Very Low Nicotine Content Cigarettes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "SPECTRUM cigarettes",
          "type": "DRUG"
        },
        {
          "name": "usual brand of Cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2023-04-04",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05707871"
    },
    {
      "nct_id": "NCT07564648",
      "title": "Impact of Novel vs. Usual Brand Menthol Cigarettes on Abuse Liability",
      "overall_status": "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": "2026-08-18",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07564648"
    },
    {
      "nct_id": "NCT06356610",
      "title": "Pharmacokinetic and Subjective Effects of Heated Tobacco Products",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Product A",
          "type": "OTHER"
        },
        {
          "name": "Product B",
          "type": "OTHER"
        },
        {
          "name": "Product C",
          "type": "OTHER"
        },
        {
          "name": "Product D",
          "type": "OTHER"
        },
        {
          "name": "Product E",
          "type": "OTHER"
        },
        {
          "name": "Product F",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Altria Client Services LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 80,
      "start_date": "2024-02-06",
      "completion_date": "2024-12-18",
      "has_results": true,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 3,
      "location_summary": "Lexington, Kentucky • Springfield, Missouri • Knoxville, Tennessee",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06356610"
    },
    {
      "nct_id": "NCT04620616",
      "title": "Nicotine Uptake, Measures of Abuse Liability, and Puffing Topography With Use of RELX ENDS Products by ENDS Consumers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use"
      ],
      "interventions": [
        {
          "name": "RELX ENDS Tobacco Flavor",
          "type": "OTHER"
        },
        {
          "name": "RELX ENDS Menthol Flavor",
          "type": "OTHER"
        },
        {
          "name": "Subject Usual Brand ENDS",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cheerain HK Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "22 Years to 59 Years"
      },
      "enrollment_count": 29,
      "start_date": "2020-09-11",
      "completion_date": "2021-01-14",
      "has_results": false,
      "last_update_posted_date": "2021-01-19",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 2,
      "location_summary": "Cypress, California • Overland Park, Kansas",
      "locations": [
        {
          "city": "Cypress",
          "state": "California"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04620616"
    },
    {
      "nct_id": "NCT01474018",
      "title": "QR-Bromocriptine as an Adjunct to Insulin and Metformin in the Treatment of Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "QR-bromocriptine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "30 Years to 65 Years"
      },
      "enrollment_count": 15,
      "start_date": "2011-11",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2019-09-16",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01474018"
    },
    {
      "nct_id": "NCT02600273",
      "title": "Novel Approaches to Reducing Tobacco Related Harm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Tobacco Smoking Behavior",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Usual brand cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Lower nicotine content cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Electronic cigarettes 1",
          "type": "OTHER"
        },
        {
          "name": "Electronic cigarettes 2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2017-01",
      "completion_date": "2019-06",
      "has_results": false,
      "last_update_posted_date": "2020-09-30",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02600273"
    },
    {
      "nct_id": "NCT04094363",
      "title": "CSD190202: Study to Assess Elements of Abuse Liability for Two Electronic Nicotine Delivery Systems",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Tobacco Smoking",
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Product A",
          "type": "OTHER"
        },
        {
          "name": "Product B",
          "type": "OTHER"
        },
        {
          "name": "Product C",
          "type": "OTHER"
        },
        {
          "name": "Product D",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "RAI Services Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 50,
      "start_date": "2019-10-03",
      "completion_date": "2019-11-26",
      "has_results": false,
      "last_update_posted_date": "2022-06-27",
      "last_synced_at": "2026-09-30T07:27:56.407Z",
      "location_count": 2,
      "location_summary": "Knoxville, Tennessee • San Antonio, Texas",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04094363"
    }
  ]
}