{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Buspirone+hydrochloride",
    "query": {
      "intervention": "Buspirone hydrochloride"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 43,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Buspirone+hydrochloride&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T05:38:23.136Z",
  "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": "NCT05511909",
      "title": "Evaluating Buspirone to Treat Opioid Withdrawal",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Opioid Withdrawal",
        "Opioid Craving",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Buspirone",
          "type": "DRUG"
        },
        {
          "name": "Lofexidine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 100,
      "start_date": "2022-12-15",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05511909"
    },
    {
      "nct_id": "NCT00875836",
      "title": "Buspirone Treatment for Marijuana Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Marijuana Dependence"
      ],
      "interventions": [
        {
          "name": "Buspirone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 175,
      "start_date": "2009-09",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2016-08-10",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00875836"
    },
    {
      "nct_id": "NCT04458324",
      "title": "Hybrid Functional Electrical Stimulation Exercise to Prevent Cardiopulmonary Declines in High-level Spinal Cord Injury",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Spinal Cord Injuries"
      ],
      "interventions": [
        {
          "name": "Buspirone Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Buspirone placebo",
          "type": "DRUG"
        },
        {
          "name": "Noninvasive Ventilation (NIV)",
          "type": "DEVICE"
        },
        {
          "name": "Sham Non-invasive ventilation (NIV)",
          "type": "DEVICE"
        },
        {
          "name": "Functional Electrical Stimulation Row Training (FESRT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Spaulding Rehabilitation Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 70,
      "start_date": "2020-12-22",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04458324"
    },
    {
      "nct_id": "NCT04400266",
      "title": "Buspirone and Melatonin for Depression Following Traumatic Brain Injury",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Depression",
        "Brain Injuries, Traumatic"
      ],
      "interventions": [
        {
          "name": "Buspirone",
          "type": "DRUG"
        },
        {
          "name": "Mealatonin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 10,
      "start_date": "2020-08-01",
      "completion_date": "2028-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Charlestown, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Charlestown",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04400266"
    },
    {
      "nct_id": "NCT03587142",
      "title": "Buspirone for Early Satiety and Symptoms of Gastroparesis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gastroparesis"
      ],
      "interventions": [
        {
          "name": "Buspirone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "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": 96,
      "start_date": "2019-08-27",
      "completion_date": "2022-04-30",
      "has_results": true,
      "last_update_posted_date": "2023-06-15",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 6,
      "location_summary": "Louisville, Kentucky • Baltimore, Maryland • Boston, Massachusetts + 3 more",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03587142"
    },
    {
      "nct_id": "NCT00178971",
      "title": "Serotonin 1A Agonists and Cognition in Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "adjunctive treatment with buspirone",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2003-01",
      "completion_date": "2004-10",
      "has_results": false,
      "last_update_posted_date": "2017-06-07",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00178971"
    },
    {
      "nct_id": "NCT01639157",
      "title": "Impact of Buspirone Maintenance on the Reinforcing Effects of Cocaine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cocaine Use Disorders"
      ],
      "interventions": [
        {
          "name": "Buspirone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "William Stoops",
      "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": 9,
      "start_date": "2012-09",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2016-02-19",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01639157"
    },
    {
      "nct_id": "NCT03521960",
      "title": "Buspirone for Opioid Tapering",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opioid-Related Disorders",
        "Dependency (Psychology)",
        "Pain, Chronic",
        "Opiate Withdrawal Syndrome"
      ],
      "interventions": [
        {
          "name": "Buspirone oral capsule",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "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": 18,
      "start_date": "2018-05-30",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-07-23",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03521960"
    },
    {
      "nct_id": "NCT04807517",
      "title": "Buspirone Treatment of Anxiety in Williams Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Williams Syndrome",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Buspirone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "5 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-08-01",
      "completion_date": "2023-09-11",
      "has_results": true,
      "last_update_posted_date": "2024-12-03",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 1,
      "location_summary": "Lexington, Massachusetts",
      "locations": [
        {
          "city": "Lexington",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04807517"
    },
    {
      "nct_id": "NCT00149617",
      "title": "Effectiveness of Buspirone and Motivational Enhancement Therapy for the Treatment of Marijuana Dependence - 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Marijuana Abuse",
        "Mood Disorders"
      ],
      "interventions": [
        {
          "name": "Buspirone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 81,
      "start_date": "2004-04",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2015-10-09",
      "last_synced_at": "2026-09-12T05:38:23.136Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00149617"
    }
  ]
}