{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Yohimbine+HCl",
    "query": {
      "intervention": "Yohimbine HCl"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 30,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Yohimbine+HCl&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-16T22:18:06.859Z",
  "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": "NCT00032838",
      "title": "Effects of Stress Hormones on Emotion and Cognition",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Yohimbine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 170,
      "start_date": "2002-03",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00032838"
    },
    {
      "nct_id": "NCT00078715",
      "title": "Rapid Antidepressant Effects of Yohimbine in Major Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Depression, Involutional",
        "Major Depresssion"
      ],
      "interventions": [
        {
          "name": "Yohimbine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 11,
      "start_date": "2004-03",
      "completion_date": "2009-08",
      "has_results": true,
      "last_update_posted_date": "2019-08-29",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00078715"
    },
    {
      "nct_id": "NCT03154567",
      "title": "Effects of Stress and Drug-cue Exposure (SCM)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Marijuana Abuse"
      ],
      "interventions": [
        {
          "name": "Yohimbine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 12,
      "start_date": "2017-11-01",
      "completion_date": "2023-10-27",
      "has_results": false,
      "last_update_posted_date": "2024-04-23",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03154567"
    },
    {
      "nct_id": "NCT00223691",
      "title": "Treatment of Orthostatic Hypotension in Autonomic Failure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Autonomic Failure",
        "Orthostatic Hypotension"
      ],
      "interventions": [
        {
          "name": "Atomoxetine",
          "type": "DRUG"
        },
        {
          "name": "Acarbose",
          "type": "DRUG"
        },
        {
          "name": "Pyridostigmine Bromide",
          "type": "DRUG"
        },
        {
          "name": "Yohimbine",
          "type": "DRUG"
        },
        {
          "name": "Midodrine HCl",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "Modafinil",
          "type": "DRUG"
        },
        {
          "name": "Octreotide",
          "type": "DRUG"
        },
        {
          "name": "water intake",
          "type": "OTHER"
        },
        {
          "name": "Diphenhydramine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Ranitidine HCL",
          "type": "DRUG"
        },
        {
          "name": "Tranylcypromine",
          "type": "DRUG"
        },
        {
          "name": "Ergotamine/ Caffeine",
          "type": "DRUG"
        },
        {
          "name": "Celecoxib",
          "type": "DRUG"
        },
        {
          "name": "Pseudoephedrine",
          "type": "DRUG"
        },
        {
          "name": "Methylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Indomethacin",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Oxymetazoline 0.05% nasal solution",
          "type": "DRUG"
        },
        {
          "name": "Bovril",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Acetazolamide",
          "type": "DRUG"
        },
        {
          "name": "Rivastigmine tartrate",
          "type": "DRUG"
        },
        {
          "name": "Carbidopa/levodopa",
          "type": "DRUG"
        },
        {
          "name": "Inflatable abdominal binder",
          "type": "DEVICE"
        },
        {
          "name": "inflatable abdominal binder (sham)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DIETARY_SUPPLEMENT",
        "DEVICE"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 389,
      "start_date": "2002-03",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2017-01-18",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00223691"
    },
    {
      "nct_id": "NCT03223272",
      "title": "Mechanisms of Refractory Hypertension (Reserpine)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Refractory Hypertension"
      ],
      "interventions": [
        {
          "name": "Reserpine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "19 Years to 80 Years"
      },
      "enrollment_count": 7,
      "start_date": "2015-07-23",
      "completion_date": "2020-01-31",
      "has_results": true,
      "last_update_posted_date": "2021-11-30",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03223272"
    },
    {
      "nct_id": "NCT00000620",
      "title": "Action to Control Cardiovascular Risk in Diabetes (ACCORD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atherosclerosis",
        "Cardiovascular Diseases",
        "Hypercholesterolemia",
        "Hypertension",
        "Diabetes Mellitus, Type 2",
        "Diabetes Mellitus",
        "Coronary Disease"
      ],
      "interventions": [
        {
          "name": "Anti-hyperglycemic Agents",
          "type": "DRUG"
        },
        {
          "name": "Anti-hypertensive Agents",
          "type": "DRUG"
        },
        {
          "name": "Blinded fenofibrate or placebo plus simvastatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "40 Years to 79 Years"
      },
      "enrollment_count": 10251,
      "start_date": "1999-09",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2016-11-22",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 6,
      "location_summary": "Minneapolis, Minnesota • New York, New York • Winston-Salem, North Carolina + 3 more",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000620"
    },
    {
      "nct_id": "NCT00001329",
      "title": "Study of Norepinephrine Levels and Sympathetic Nervous System Activity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Autonomic Nervous System Disease",
        "Healthy",
        "Hypertension"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 50,
      "start_date": "1992-09",
      "completion_date": "2002-09",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001329"
    },
    {
      "nct_id": "NCT00029627",
      "title": "Brain Receptors in Sympathetic Nervous System Regulation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Yohimbine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 200,
      "start_date": "2002-01",
      "completion_date": "2004-12",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00029627"
    },
    {
      "nct_id": "NCT00535002",
      "title": "The Effect of Yohimbine on Cocaine Cue Reactivity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cocaine Related Disorders"
      ],
      "interventions": [
        {
          "name": "Yohimbine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 112,
      "start_date": "2007-09",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2017-06-07",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00535002"
    },
    {
      "nct_id": "NCT06018727",
      "title": "Role Of Sensitivity to neuroEndocrine Systems in Social Decisions",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Borderline Personality Disorder"
      ],
      "interventions": [
        {
          "name": "Hydrocortisone",
          "type": "DRUG"
        },
        {
          "name": "Yohimbine",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 0,
      "start_date": "2024-07",
      "completion_date": "2025-07",
      "has_results": false,
      "last_update_posted_date": "2024-06-05",
      "last_synced_at": "2026-09-16T22:18:06.859Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06018727"
    }
  ]
}