{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Caffeine+Abuse",
    "query": {
      "condition": "Caffeine Abuse"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T12:08:41.275Z",
  "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": "NCT01721473",
      "title": "Brain Nicotine Receptor Density in Veteran Smokers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Positron Emission Tomography"
      ],
      "interventions": [
        {
          "name": "positron emission tomography scan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 184,
      "start_date": "2012-01-01",
      "completion_date": "2016-06-30",
      "has_results": true,
      "last_update_posted_date": "2019-10-07",
      "last_synced_at": "2026-06-26T12:08:41.275Z",
      "location_count": 2,
      "location_summary": "San Diego, California • West Los Angeles, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "West Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01721473"
    },
    {
      "nct_id": "NCT04560595",
      "title": "Remote Guided Caffeine Reduction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Caffeine Dependence",
        "Anxiety",
        "Sleep Disturbance",
        "Gastrointestinal Dysfunction",
        "Sleep Initiation and Maintenance Disorders",
        "Caffeine; Sleep Disorder",
        "Caffeine",
        "Caffeine-Induced Anxiety Disorder",
        "Caffeine Withdrawal",
        "Caffeine-Induced Sleep Disorder, Without Use Disorder",
        "Caffeine Abuse",
        "Insomnia",
        "Anxiety Disorders",
        "Sleep Disorder",
        "Heartburn",
        "Diarrhea"
      ],
      "interventions": [
        {
          "name": "Caffeine Reduction Manual",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 109,
      "start_date": "2020-09-10",
      "completion_date": "2023-10-01",
      "has_results": true,
      "last_update_posted_date": "2025-01-14",
      "last_synced_at": "2026-06-26T12:08:41.275Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04560595"
    },
    {
      "nct_id": "NCT00733993",
      "title": "Caffeine and Cocaine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Caffeine 150 MG",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Amphetamine",
          "type": "DRUG"
        },
        {
          "name": "Caffeine 300 MG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 23,
      "start_date": "2008-04",
      "completion_date": "2011-10",
      "has_results": true,
      "last_update_posted_date": "2017-03-22",
      "last_synced_at": "2026-06-26T12:08:41.275Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00733993"
    },
    {
      "nct_id": "NCT03577730",
      "title": "Caffeine and Neurologic Recovery Following Surgery and General Anesthesia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Caffeine Citrate",
          "type": "DRUG"
        },
        {
          "name": "Dextrose Water",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 71,
      "start_date": "2018-07-10",
      "completion_date": "2020-01-17",
      "has_results": true,
      "last_update_posted_date": "2021-10-06",
      "last_synced_at": "2026-06-26T12:08:41.275Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03577730"
    }
  ]
}