{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo%2C+intranasal",
    "query": {
      "intervention": "Placebo, intranasal"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 403,
    "total_pages": 41,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo%2C+intranasal&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T12:53:18.790Z",
  "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": "NCT01660893",
      "title": "Comparison of Intranasal Kovacaine Mist, Tetracaine Alone, and Placebo for Anesthetizing Maxillary Teeth",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anesthesia"
      ],
      "interventions": [
        {
          "name": "Tetracaine HCl 3% and oxymetazoline HCl 0.05%",
          "type": "DRUG"
        },
        {
          "name": "Tetracaine HCl 3%",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Renatus, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2012-08",
      "completion_date": "2012-09",
      "has_results": true,
      "last_update_posted_date": "2017-09-05",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 3,
      "location_summary": "Baltimore, Maryland • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01660893"
    },
    {
      "nct_id": "NCT02144155",
      "title": "Open-label Study of the Efficacy of Intranasal Oxytocin in Schizophrenia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Oxytocin: 24IU - 168 IU",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": 14,
      "start_date": "2012-03",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2019-12-09",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02144155"
    },
    {
      "nct_id": "NCT02052258",
      "title": "Oxytocin in Opiate Dependence: A Pilot Study of the Effects of Intranasal Oxytocin on Emotional Processes and Stress Responses in Patients With Opiate Dependence",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Opiate Dependence"
      ],
      "interventions": [
        {
          "name": "Oxytocin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "MacDonald, Kai, M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": null,
      "start_date": "2013-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-09-15",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02052258"
    },
    {
      "nct_id": "NCT02296190",
      "title": "Efficacy and Safety of Intranasal MSP-2017 (Etripamil) for the Conversion of PSVT to Sinus Rhythm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Paroxysmal Supraventricular Tachycardia (PSVT)"
      ],
      "interventions": [
        {
          "name": "Etripamil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Milestone Pharmaceuticals Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 199,
      "start_date": "2015-03-27",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2020-12-30",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 26,
      "location_summary": "Phoenix, Arizona • Sacramento, California • Littleton, Colorado + 19 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Littleton",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02296190"
    },
    {
      "nct_id": "NCT00197262",
      "title": "Once-Daily Investigational Nasal Spray In Adults And Adolescents With Seasonal Allergic Rhinitis (SAR)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rhinitis, Allergic, Seasonal"
      ],
      "interventions": [
        {
          "name": "GW685698X Aqueous Nasal Spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 288,
      "start_date": "2005-08",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2017-01-19",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 18,
      "location_summary": "Chicago, Illinois • Indianapolis, Indiana • Lafayette, Indiana + 14 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Lafayette",
          "state": "Indiana"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Novi",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00197262"
    },
    {
      "nct_id": "NCT02432716",
      "title": "Investigation of the Safety of Intranasal Glulisine in Down Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Down Syndrome"
      ],
      "interventions": [
        {
          "name": "Insulin glulisine",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "HealthPartners Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "35 Years to 80 Years"
      },
      "enrollment_count": 12,
      "start_date": "2015-04",
      "completion_date": "2018-10-18",
      "has_results": true,
      "last_update_posted_date": "2019-12-06",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02432716"
    },
    {
      "nct_id": "NCT03232567",
      "title": "Single-ascending-dose Study of the Safety and Immunogenicity of NasoVAX",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "NasoVAX",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Altimmune, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 60,
      "start_date": "2017-09-18",
      "completion_date": "2018-06-15",
      "has_results": true,
      "last_update_posted_date": "2024-04-30",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 1,
      "location_summary": "Rockville, Maryland",
      "locations": [
        {
          "city": "Rockville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03232567"
    },
    {
      "nct_id": "NCT02866071",
      "title": "Intranasal Ketamine as an Adjunct to Fentanyl for the Prehospital Treatment of Acute Traumatic Pain",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Traumatic Pain"
      ],
      "interventions": [
        {
          "name": "Ketamine Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo-Comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jason McMullan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "18 Years to 65 Years · Male only"
      },
      "enrollment_count": 224,
      "start_date": "2017-10-03",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-12-16",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02866071"
    },
    {
      "nct_id": "NCT02314546",
      "title": "Intranasal Midazolam in Children as a Pre-Operative Sedative",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Sedation, Conscious"
      ],
      "interventions": [
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "xylocaine",
          "type": "DRUG"
        },
        {
          "name": "saline placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bassett Healthcare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Months",
        "maximum_age": "7 Years",
        "sex": "ALL",
        "summary": "18 Months to 7 Years"
      },
      "enrollment_count": 15,
      "start_date": "2011-12",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2015-07-23",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 1,
      "location_summary": "Cooperstown, New York",
      "locations": [
        {
          "city": "Cooperstown",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02314546"
    },
    {
      "nct_id": "NCT05363670",
      "title": "Administration of ARS-1 or Albuterol in Subjects With Persistent Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "ARS-1 1 mg",
          "type": "DRUG"
        },
        {
          "name": "Albuterol MDI",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "ARS-1 2mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ARS Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 18,
      "start_date": "2022-07-28",
      "completion_date": "2024-02-02",
      "has_results": true,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-09-25T12:53:18.790Z",
      "location_count": 4,
      "location_summary": "Tampa, Florida • Chevy Chase, Maryland • Boston, Massachusetts + 1 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chevy Chase",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05363670"
    }
  ]
}