{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hallucinogens",
    "query": {
      "condition": "Hallucinogens"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 79,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hallucinogens&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T15:29:33.699Z",
  "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": "NCT05554094",
      "title": "Psilocybin for the Treatment of Veterans With Post-Traumatic Stress Disorder",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "PTSD",
        "Stress Disorders, Traumatic",
        "Stress Disorders, Post-Traumatic",
        "Trauma and Stressor Related Disorders",
        "Mental Disorder"
      ],
      "interventions": [
        {
          "name": "Psilocybin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "21 Years to 64 Years"
      },
      "enrollment_count": 15,
      "start_date": "2023-01-01",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05554094"
    },
    {
      "nct_id": "NCT04424225",
      "title": "Visual Surround Suppression and Perceptual Expectation Under Psilocybin",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Perception Disturbance",
        "Visual Suppression",
        "Psychedelic Experiences"
      ],
      "interventions": [
        {
          "name": "Psilocybin",
          "type": "DRUG"
        },
        {
          "name": "Niacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2021-08-30",
      "completion_date": "2023-09-01",
      "has_results": true,
      "last_update_posted_date": "2025-06-27",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04424225"
    },
    {
      "nct_id": "NCT00838305",
      "title": "Role of Serotonin in Acute and Subacute MDMA Effects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "MDMA Mechanism of Action"
      ],
      "interventions": [
        {
          "name": "MDMA and citalopram",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "California Pacific Medical Center Research Institute",
      "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": 13,
      "start_date": "2009-02",
      "completion_date": "2011-08",
      "has_results": false,
      "last_update_posted_date": "2013-05-31",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00838305"
    },
    {
      "nct_id": "NCT06820723",
      "title": "A Mechanistic Study to Assess a Single Dose of CYB003 in Participants With Depression and Anxiety",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Depression",
        "Anxiety",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "CYB003",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio State University",
      "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": 40,
      "start_date": "2025-11",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2025-10-30",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06820723"
    },
    {
      "nct_id": "NCT05698511",
      "title": "Neural and Physiological Correlates of Psychedelic Sub-states",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Psychedelic Experiences",
        "Neuroimaging",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Psilocybin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Robin Carhart-Harris, PhD, MA",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 12,
      "start_date": "2023-07-31",
      "completion_date": "2027-01-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05698511"
    },
    {
      "nct_id": "NCT04410913",
      "title": "Pilot Trial of Visual Healing® in Psilocybin-assisted Therapy for Alcohol Use Disorder",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "Psilocybin plus Visual Healing Set and Setting",
          "type": "DRUG"
        },
        {
          "name": "Psilocybin plus Standard Set and Setting",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Keith Heinzerling",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2021-02-18",
      "completion_date": "2023-02",
      "has_results": false,
      "last_update_posted_date": "2023-01-17",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04410913"
    },
    {
      "nct_id": "NCT01988311",
      "title": "Pilot Study: Effects of Psilocybin on Behavior, Psychology and Brain Function in Long-term Meditators",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Psilocybin",
        "Hallucinogens",
        "Pharmacologic Actions",
        "Central Nervous System Agents",
        "Therapeutic Uses",
        "Psychotropic Drugs"
      ],
      "interventions": [
        {
          "name": "psilocybin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "25 Years to 80 Years"
      },
      "enrollment_count": 10,
      "start_date": "2013-05",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2014-05-20",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01988311"
    },
    {
      "nct_id": "NCT06233344",
      "title": "Mindfulness-assisted Psychedelic Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mental Health"
      ],
      "interventions": [
        {
          "name": "Psilocybin plus mindfulness training",
          "type": "DRUG"
        },
        {
          "name": "Psilocybin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "25 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2025-07-30",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2025-09-26",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06233344"
    },
    {
      "nct_id": "NCT07386730",
      "title": "A Study of Psychedelics in Healthy Older Adults With Low Well-being",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anhedonia in Healthy Volunteers",
        "Older Adults (50-90 Years)"
      ],
      "interventions": [
        {
          "name": "Psilocybin (drug)",
          "type": "DRUG"
        },
        {
          "name": "Dextromethorphan (DXM)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jennifer Mitchell",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 80,
      "start_date": "2026-06-01",
      "completion_date": "2030-02",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07386730"
    },
    {
      "nct_id": "NCT06810765",
      "title": "Trifecta Research Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "PTSD - Post Traumatic Stress Disorder",
        "Cognitive Dysfunction",
        "Brain Trauma",
        "Brain Injuries"
      ],
      "interventions": [
        {
          "name": "Hormone Replacement Therapy (HRT)",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Therapy (MeRT)",
          "type": "OTHER"
        },
        {
          "name": "ibogaine with magnesium treatment",
          "type": "DRUG"
        },
        {
          "name": "5-MeO-DMT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2025-09",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2025-08-22",
      "last_synced_at": "2026-06-10T15:29:33.699Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06810765"
    }
  ]
}