{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vehicle+nasal+spray",
    "query": {
      "intervention": "Vehicle nasal spray"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vehicle+nasal+spray&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-22T16:33:08.171Z",
  "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": "NCT01454505",
      "title": "Safety and Efficacy of AL-53817 Nasal Spray Solution",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Nasal Allergies",
        "Allergies"
      ],
      "interventions": [
        {
          "name": "AL-53817 nasal spray solution",
          "type": "DRUG"
        },
        {
          "name": "Vehicle nasal spray",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2011-10",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2013-05-20",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01454505"
    },
    {
      "nct_id": "NCT00789555",
      "title": "Safety of PATANASE Nasal Spray in Patients With Perennial Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Perennial Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Olopatadine hydrochloride 0.6% nasal spray (PATANASE)",
          "type": "DRUG"
        },
        {
          "name": "Olopatadine nasal spray vehicle, pH 3.7",
          "type": "OTHER"
        },
        {
          "name": "Olopatadine nasal spray vehicle, pH 7.0",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 1260,
      "start_date": "2008-11",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2018-02-08",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00789555"
    },
    {
      "nct_id": "NCT00578929",
      "title": "Safety and Efficacy of Olopatadine HCl Nasal Spray in 6-11 Year Old Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Olopatadine Hydrochloride Nasal Spray 0.6%",
          "type": "DRUG"
        },
        {
          "name": "Vehicle",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "6 Years to 11 Years"
      },
      "enrollment_count": 2388,
      "start_date": "2007-09",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2010-03-02",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 1,
      "location_summary": "Kenilworth, Illinois",
      "locations": [
        {
          "city": "Kenilworth",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00578929"
    },
    {
      "nct_id": "NCT05082974",
      "title": "Investigator Initiated Study to Assess the Efficacy of OC-01 (Varenicline) Nasal Spray on Signs and Symptoms of Dry Eye Disease Following Laser-assisted in Situ Keratomileusis (LASIK)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dry Eye Disease"
      ],
      "interventions": [
        {
          "name": "OC-01 (varenicline 0.6mg/ml) nasal spray",
          "type": "DRUG"
        },
        {
          "name": "Placebo (vehicle) nasal spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vance Thompson Vision ND",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2021-10-20",
      "completion_date": "2022-08-03",
      "has_results": false,
      "last_update_posted_date": "2023-06-12",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 1,
      "location_summary": "West Fargo, North Dakota",
      "locations": [
        {
          "city": "West Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05082974"
    },
    {
      "nct_id": "NCT01673659",
      "title": "A Safety and Bioequivalence of a Mometasone Nasal Spray, 50 mcg/Actuation Compared With Nasonex® Nasal Spray 50 mcg/Actuation in the Relief of the Symptoms of Seasonal Allergic Rhinitis (SAR)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "Mometasone furoate",
          "type": "DRUG"
        },
        {
          "name": "Nasonex Nasal Spray",
          "type": "DRUG"
        },
        {
          "name": "Placebo nasal spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Padagis LLC",
      "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": 1220,
      "start_date": "2012-08",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2021-10-22",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01673659"
    },
    {
      "nct_id": "NCT05045508",
      "title": "Investigator Initiated Study to Assess the Efficacy of OC-01 (Varenicline) Nasal Spray on Signs and Symptoms of Dry Eye Disease Following Photorefractive Keratectomy (PRK)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dry Eye"
      ],
      "interventions": [
        {
          "name": "OC-01 (varenicline 0.6mg/ml) nasal spray",
          "type": "DRUG"
        },
        {
          "name": "Placebo (vehicle) Nasal Spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brandon Baartman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2021-08-30",
      "completion_date": "2023-01-30",
      "has_results": false,
      "last_update_posted_date": "2021-09-22",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05045508"
    },
    {
      "nct_id": "NCT01134705",
      "title": "Study in Adult and Adolescent Subjects With PAR (Perennial Allergic Rhinitis)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Rhinitis, Allergic, Perennial"
      ],
      "interventions": [
        {
          "name": "Beclomethasone dipropionate hydrofluoroalkane HFA Nasal Aerosol",
          "type": "DRUG"
        },
        {
          "name": "Placebo Nasal Aerosol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Teva Branded Pharmaceutical Products R&D, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 474,
      "start_date": "2010-05",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2012-05-23",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 35,
      "location_summary": "Los Angeles, California • Mission Viejo, California • San Diego, California + 30 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01134705"
    },
    {
      "nct_id": "NCT01915823",
      "title": "Safety and Efficacy Trial of Dymista Nasal Spray in Children Ages 4 to 11 With Seasonal Allergic Rhinitis (SAR)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Seasonal Allergic Rhinitis"
      ],
      "interventions": [
        {
          "name": "azelastine hydrochloride and fluticasone propionate",
          "type": "DRUG"
        },
        {
          "name": "Dymista vehicle",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Meda Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "4 Years to 11 Years"
      },
      "enrollment_count": 348,
      "start_date": "2013-07",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2015-06-29",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 31,
      "location_summary": "Birmingham, Alabama • Little Rock, Alaska • Atlanta, Georgia + 24 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Alaska"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        },
        {
          "city": "Stockbridge",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01915823"
    },
    {
      "nct_id": "NCT03005067",
      "title": "To Evaluate the Efficacy and Safety of 1146A Nasal Spray in Adult Participants With Symptoms of Common Cold",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Common Cold"
      ],
      "interventions": [
        {
          "name": "Carbomer 980 (1146A)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 171,
      "start_date": "2016-12-29",
      "completion_date": "2017-06-07",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Chandler, Arizona • Mesa, Arizona + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Vista",
          "state": "California"
        },
        {
          "city": "Centennial",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03005067"
    },
    {
      "nct_id": "NCT01916226",
      "title": "A Comparator Study of Fluticasone Propionate Nasal Spray Verses (vs) Cetirizine in the Treatment of Seasonal Allergic Rhinitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Rhinitis, Allergic, Perennial and Seasonal"
      ],
      "interventions": [
        {
          "name": "FPNS",
          "type": "DRUG"
        },
        {
          "name": "FPNS Placebo",
          "type": "DRUG"
        },
        {
          "name": "Cetirizine",
          "type": "DRUG"
        },
        {
          "name": "Cetirizine Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 682,
      "start_date": "2013-08-01",
      "completion_date": "2013-10-17",
      "has_results": true,
      "last_update_posted_date": "2018-06-20",
      "last_synced_at": "2026-09-22T16:33:08.171Z",
      "location_count": 31,
      "location_summary": "Little Rock, Arkansas • Denver, Colorado • Aventura, Florida + 27 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01916226"
    }
  ]
}