{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=High+THC&page=2",
    "query": {
      "intervention": "High THC",
      "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=High+THC&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-17T20:47:35.003Z",
  "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": "NCT04856566",
      "title": "Examine the Feasibility of a Standardized Field Test for Marijuana and Alcohol Impairment: Laboratory Evaluations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Marijuana Impairment",
        "Alcohol Impairment"
      ],
      "interventions": [
        {
          "name": "Low Marijuana, Hash, THC, or Grass",
          "type": "DRUG"
        },
        {
          "name": "High Marijuana, Hash, THC, or Grass",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "0.05 BAC Alcohol",
          "type": "DRUG"
        },
        {
          "name": "0.08 BAC Alcohol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "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": 41,
      "start_date": "2021-07-28",
      "completion_date": "2023-08-23",
      "has_results": false,
      "last_update_posted_date": "2025-07-01",
      "last_synced_at": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04856566"
    },
    {
      "nct_id": "NCT03560934",
      "title": "Tetrahydrocannabinol (THC) and Sleep",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Sleep",
        "THC",
        "Marijuana",
        "Cannabis"
      ],
      "interventions": [
        {
          "name": "Dronabinol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "34 Years",
        "sex": "ALL",
        "summary": "21 Years to 34 Years"
      },
      "enrollment_count": 18,
      "start_date": "2018-09-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03560934"
    },
    {
      "nct_id": "NCT03191084",
      "title": "Examine the Feasibility of a Standardized Field Test for Marijuana Impairment: Laboratory Evaluations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Marijuana Impairment"
      ],
      "interventions": [
        {
          "name": "Low Dose THC Marijuana",
          "type": "DRUG"
        },
        {
          "name": "High Dose THC Marijuana",
          "type": "DRUG"
        },
        {
          "name": "Placebo Marijuana",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "20 Years to 40 Years"
      },
      "enrollment_count": 26,
      "start_date": "2017-12-01",
      "completion_date": "2020-03-30",
      "has_results": false,
      "last_update_posted_date": "2024-07-23",
      "last_synced_at": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03191084"
    },
    {
      "nct_id": "NCT03518567",
      "title": "Behavioral Economic Analysis of Demand for Marijuana",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Marijuana Smoking"
      ],
      "interventions": [
        {
          "name": "Smoked marijuana cigarettes: High THC dose (6% THC)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brown University",
      "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": 133,
      "start_date": "2018-10-15",
      "completion_date": "2021-05-24",
      "has_results": true,
      "last_update_posted_date": "2024-02-12",
      "last_synced_at": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03518567"
    },
    {
      "nct_id": "NCT03099005",
      "title": "Effect of Cannabis and Endocannabinoids on HIV Neuropathic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cannabis",
        "HIV Neuropathy",
        "Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "Cannabis",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2018-07-01",
      "completion_date": "2022-12-31",
      "has_results": true,
      "last_update_posted_date": "2024-06-18",
      "last_synced_at": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03099005"
    },
    {
      "nct_id": "NCT04859296",
      "title": "AnalgeSiC and appEtite-stimulating Effects of caNnabigerol and THC (ASCENT)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pain",
        "Appetite Loss",
        "Abuse, Drug"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Low CBG",
          "type": "DRUG"
        },
        {
          "name": "High CBG",
          "type": "DRUG"
        },
        {
          "name": "Low THC",
          "type": "DRUG"
        },
        {
          "name": "High THC",
          "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": 20,
      "start_date": "2023-02-15",
      "completion_date": "2026-12-04",
      "has_results": false,
      "last_update_posted_date": "2026-03-20",
      "last_synced_at": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04859296"
    },
    {
      "nct_id": "NCT03984565",
      "title": "PAIN: A Project Assessing the Impact of a Novel Cannabinoid Product",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Cannabidiol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Staci Gruber, Ph.D.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2024-06-27",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "Belmont, Massachusetts",
      "locations": [
        {
          "city": "Belmont",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03984565"
    },
    {
      "nct_id": "NCT06755346",
      "title": "The Effects of Cannabis on Male Reproductive Functions",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Male Reproductive Problem"
      ],
      "interventions": [
        {
          "name": "Cannabis plant (THC 20mg)",
          "type": "DRUG"
        },
        {
          "name": "Cannabis (0%/ THC / 0% CBD)",
          "type": "DRUG"
        },
        {
          "name": "Cannabis plant (THC 40mg)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kanako Hayashi",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "64 Years",
        "sex": "MALE",
        "summary": "21 Years to 64 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2025-04-01",
      "completion_date": "2027-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "Pullman, Washington",
      "locations": [
        {
          "city": "Pullman",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06755346"
    },
    {
      "nct_id": "NCT00743119",
      "title": "Comparison of the Analgesic Effects of Dronabinol and Smoked Marijuana in Daily Marijuana Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain Threshold",
        "Mood"
      ],
      "interventions": [
        {
          "name": "Placebo capsules",
          "type": "DRUG"
        },
        {
          "name": "Inactive marijuana (0% THC)",
          "type": "DRUG"
        },
        {
          "name": "Low dose Dronabinol",
          "type": "DRUG"
        },
        {
          "name": "High dose Dronabinol",
          "type": "DRUG"
        },
        {
          "name": "Low THC marijuana",
          "type": "DRUG"
        },
        {
          "name": "High THC marijuana",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 45 Years · Female only"
      },
      "enrollment_count": 34,
      "start_date": "2008-06",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2017-12-11",
      "last_synced_at": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00743119"
    },
    {
      "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": "2026-09-17T20:47:35.003Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03122691"
    }
  ]
}