{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=timolol+maleate+0.5%25",
    "query": {
      "intervention": "timolol maleate 0.5%"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 88,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=timolol+maleate+0.5%25&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T08:13:27.790Z",
  "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": "NCT01336569",
      "title": "Safety and Efficacy of Changing to DuoTrav in Patients Uncontrolled on Timolol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Travoprost 0.004%/timolol maleate 0.5% fixed combination",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2011-02",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2013-07-08",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01336569"
    },
    {
      "nct_id": "NCT00051155",
      "title": "A 6-Week Safety and Efficacy Study of Travatan Compared to Xalcom in Subjects With Open-Angle Glaucoma(OAG) or Ocular Hypertension(OHT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Glaucoma, Open-Angle",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "Travoprost (0.004%)",
          "type": "DRUG"
        },
        {
          "name": "Latanoprost (0.005%)/Timolol (0.5%)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2001-01",
      "completion_date": "2004-07",
      "has_results": false,
      "last_update_posted_date": "2008-08-05",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00051155"
    },
    {
      "nct_id": "NCT01408056",
      "title": "Timolol Option for Ulcerated Hemangiomas (TOUCH Trial)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Infantile Hemangiomas"
      ],
      "interventions": [
        {
          "name": "Timolol 0.5% Gel Forming Solution (GFS)",
          "type": "DRUG"
        },
        {
          "name": "Mupirocin 2% Ointment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "8 Months",
        "sex": "ALL",
        "summary": "1 Month to 8 Months"
      },
      "enrollment_count": 0,
      "start_date": "2011-02",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2014-01-17",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01408056"
    },
    {
      "nct_id": "NCT06883123",
      "title": "Efficacy of Simbrinza and Rocklatan vs Cosopt and Latanoprost",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Open Angle Glaucoma"
      ],
      "interventions": [
        {
          "name": "Simbrinza 0.2%-1% Ophthalmic Suspension",
          "type": "DRUG"
        },
        {
          "name": "Rocklatan 0.02%-0.005% Ophthalmic Solution",
          "type": "DRUG"
        },
        {
          "name": "Cosopt PF 2%-0.5% Ophthalmic Solution",
          "type": "DRUG"
        },
        {
          "name": "Latanoprost 0.005% Ophthalmic Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Prairie Eye Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2025-05-14",
      "completion_date": "2026-04-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-15",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 1,
      "location_summary": "Springfield, Illinois",
      "locations": [
        {
          "city": "Springfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06883123"
    },
    {
      "nct_id": "NCT02207491",
      "title": "Double-masked Study of AR-13324 Ophthalmic Solution in Patients With Glaucoma or Ocular Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ocular Hypertension",
        "Open-angle Glaucoma"
      ],
      "interventions": [
        {
          "name": "Timolol maleate Ophthalmic Solution 0.5% BID",
          "type": "DRUG"
        },
        {
          "name": "AR-13324 Ophthalmic Solution 0.02%",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Aerie Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 411,
      "start_date": "2014-07",
      "completion_date": "2015-03",
      "has_results": true,
      "last_update_posted_date": "2018-04-13",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 1,
      "location_summary": "Bedminster, New Jersey",
      "locations": [
        {
          "city": "Bedminster",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02207491"
    },
    {
      "nct_id": "NCT01749930",
      "title": "Comparing the Safety and Efficacy of BOL-303259-X Ophthalmic Solution With Timolol Maleate Ophthalmic Solution in Subjects With Open-Angle Glaucoma or Ocular Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Open-Angle Glaucoma",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "BOL-303259-X",
          "type": "DRUG"
        },
        {
          "name": "Timolol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 420,
      "start_date": "2013-01",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2018-11-21",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01749930"
    },
    {
      "nct_id": "NCT03519386",
      "title": "Randomized Study Comparing Two Models of a Travoprost Intraocular Implant to Timolol Maleate Ophthalmic Solution, 0.5%",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Glaucoma, Open-Angle",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "G2-TR intraocular implant containing travoprost",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Sham surgery + active-comparator eye drops",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "DRUG"
      ],
      "sponsor": "Glaukos Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 590,
      "start_date": "2018-07-26",
      "completion_date": "2024-04-02",
      "has_results": true,
      "last_update_posted_date": "2024-11-29",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 1,
      "location_summary": "Sioux Falls, South Dakota",
      "locations": [
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03519386"
    },
    {
      "nct_id": "NCT04178863",
      "title": "CATS Tonometer IOP Reduction Latanoprost Verses Timolol",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Glaucoma; Drugs"
      ],
      "interventions": [
        {
          "name": "CATS Tonometer",
          "type": "DEVICE"
        },
        {
          "name": "Latanoprost",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Intuor Technologies, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "101 Years",
        "sex": "ALL",
        "summary": "18 Years to 101 Years"
      },
      "enrollment_count": 72,
      "start_date": "2018-07-01",
      "completion_date": "2019-12-30",
      "has_results": false,
      "last_update_posted_date": "2019-11-26",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04178863"
    },
    {
      "nct_id": "NCT00716859",
      "title": "A Phase 3 Prospective, Randomized, Double-Masked, 12-Week, Parallel Group Study In Pediatric Subjects With Glaucoma.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Timolol",
          "type": "DRUG"
        },
        {
          "name": "latanoprost",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "36 Weeks",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "36 Weeks to 18 Years"
      },
      "enrollment_count": 139,
      "start_date": "2008-07",
      "completion_date": "2009-11",
      "has_results": true,
      "last_update_posted_date": "2021-02-03",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 7,
      "location_summary": "Pembroke Pines, Florida • Atlanta, Georgia • Indianapolis, Indiana + 3 more",
      "locations": [
        {
          "city": "Pembroke Pines",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Henderson",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00716859"
    },
    {
      "nct_id": "NCT03691662",
      "title": "A Phase III Study Assessing the Efficacy and Safety of DE-117 Ophthalmic Solution Compared With Timolol Maleate Ophthalmic Solution 0.5% in Subjects With Glaucoma or Ocular Hypertension - Spectrum 4 Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Glaucoma and Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "DE-117 Ophthalmic Solution",
          "type": "DRUG"
        },
        {
          "name": "Timolol Maleate Ophthalmic Solution 0.5%",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Santen Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Months and older"
      },
      "enrollment_count": 417,
      "start_date": "2018-09-27",
      "completion_date": "2019-10-23",
      "has_results": true,
      "last_update_posted_date": "2023-08-09",
      "last_synced_at": "2026-10-04T08:13:27.790Z",
      "location_count": 34,
      "location_summary": "Chandler, Arizona • Prescott, Arizona • Glendale, California + 29 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Prescott",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03691662"
    }
  ]
}