{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vaporized+Placebo",
    "query": {
      "intervention": "Vaporized Placebo"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 37,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vaporized+Placebo&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T15:26:18.800Z",
  "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": "NCT04982965",
      "title": "Brain Mechanisms Supporting Cannabis-induced Pain Relief",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Sciatica",
        "Lumbar Radiculopathy",
        "Lower Back Pain",
        "Degenerative Disc Disease",
        "Chronic Low-back Pain (cLBP)",
        "Chronic Low Back and Leg Pain",
        "Back Pain"
      ],
      "interventions": [
        {
          "name": "Active Cannabis",
          "type": "DRUG"
        },
        {
          "name": "Placebo Cannabis",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 100,
      "start_date": "2021-05-07",
      "completion_date": "2027-03-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04982965"
    },
    {
      "nct_id": "NCT03431987",
      "title": "Neuroscience of Alcohol and Marijuana Impaired Driving",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Marijuana Usage",
        "Alcohol Drinking"
      ],
      "interventions": [
        {
          "name": "One day with a dose of placebo cannabis paired with alcohol",
          "type": "DRUG"
        },
        {
          "name": "One day with a dose of active THC cannabis paired with alcohol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hartford Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "21 Years to 40 Years"
      },
      "enrollment_count": 13,
      "start_date": "2018-07-01",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2022-08-05",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03431987"
    },
    {
      "nct_id": "NCT04451863",
      "title": "Analgesic and Subjective Effects of Terpenes",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pain",
        "Abuse, Drug"
      ],
      "interventions": [
        {
          "name": "Low THC",
          "type": "DRUG"
        },
        {
          "name": "High THC",
          "type": "DRUG"
        },
        {
          "name": "Low Myrcene",
          "type": "DRUG"
        },
        {
          "name": "High Myrcene",
          "type": "DRUG"
        },
        {
          "name": "Low Beta-Caryophyllene",
          "type": "DRUG"
        },
        {
          "name": "High Beta-Caryophyllene",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 45,
      "start_date": "2021-12-15",
      "completion_date": "2026-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04451863"
    },
    {
      "nct_id": "NCT03122691",
      "title": "Differences in Cannabis Impairment and Its Measurement Due to Route of Administration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Behavioral Pharmacology of Cannabis"
      ],
      "interventions": [
        {
          "name": "cannabis",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 23,
      "start_date": "2018-05-01",
      "completion_date": "2020-02-01",
      "has_results": true,
      "last_update_posted_date": "2023-02-21",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03122691"
    },
    {
      "nct_id": "NCT07434895",
      "title": "Repeated CBD Administration and Cannabis Outcomes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Cannabis",
        "Abuse Liability",
        "Experimental Pain in Healthy Human Participants"
      ],
      "interventions": [
        {
          "name": "Cannabidiol, Medium Dose",
          "type": "DRUG"
        },
        {
          "name": "Cannabidiol, Higher Dose",
          "type": "DRUG"
        },
        {
          "name": "Active Inhaled Cannabis",
          "type": "DRUG"
        },
        {
          "name": "Placebo Cannabidiol",
          "type": "DRUG"
        },
        {
          "name": "Placebo Inhaled Cannabis",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hannah Harris",
      "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": "2026-08-05",
      "completion_date": "2029-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07434895"
    },
    {
      "nct_id": "NCT06218550",
      "title": "Delta-8-THC vs. Delta-9-THC on Simulated Driving Performance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cannabis"
      ],
      "interventions": [
        {
          "name": "Delta-9-THC",
          "type": "DRUG"
        },
        {
          "name": "Delta-8-THC",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins 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": 30,
      "start_date": "2024-07-01",
      "completion_date": "2025-09-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-20",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06218550"
    },
    {
      "nct_id": "NCT06609109",
      "title": "Effect of Cannabis on E-Cigarette Use Behavior",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cannabis Use",
        "Tobacco Use",
        "Electronic Cigarette Use"
      ],
      "interventions": [
        {
          "name": "THC High Dose",
          "type": "DRUG"
        },
        {
          "name": "THC Low Dose",
          "type": "DRUG"
        },
        {
          "name": "THC 0mg",
          "type": "DRUG"
        },
        {
          "name": "E-Cigarette Full Nicotine",
          "type": "DRUG"
        },
        {
          "name": "E-Cigarette Placebo Nicotine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-03-19",
      "completion_date": "2029-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06609109"
    },
    {
      "nct_id": "NCT04130633",
      "title": "Behavioral Pharmacology of THC and Alpha-pinene",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "THC",
        "Alpha-pinene"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "THC",
          "type": "DRUG"
        },
        {
          "name": "Alpha-Pinene",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins 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": 33,
      "start_date": "2020-11-05",
      "completion_date": "2024-03-08",
      "has_results": true,
      "last_update_posted_date": "2025-05-22",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04130633"
    },
    {
      "nct_id": "NCT05485012",
      "title": "Reinforcing Effects of Marijuana and Opioids",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Marijuana Use",
        "Opioid Use"
      ],
      "interventions": [
        {
          "name": "Marijuana",
          "type": "DRUG"
        },
        {
          "name": "Opioid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shanna Babalonis, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 8,
      "start_date": "2023-08-03",
      "completion_date": "2025-03-27",
      "has_results": true,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05485012"
    },
    {
      "nct_id": "NCT04360044",
      "title": "Efficacy of Inhaled Cannabis for Acute Migraine Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Migraine",
        "Cannabis",
        "THC",
        "CBD"
      ],
      "interventions": [
        {
          "name": "THC ~5%",
          "type": "DRUG"
        },
        {
          "name": "CBD ~12%",
          "type": "DRUG"
        },
        {
          "name": "THC ~5% and CBD ~12%",
          "type": "DRUG"
        },
        {
          "name": "Sham Cannabis",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 92,
      "start_date": "2020-11-20",
      "completion_date": "2023-02-23",
      "has_results": false,
      "last_update_posted_date": "2023-02-28",
      "last_synced_at": "2026-09-13T15:26:18.800Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04360044"
    }
  ]
}