{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+Mirabegron&page=2",
    "query": {
      "intervention": "Placebo to Mirabegron",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 29,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+Mirabegron&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+Mirabegron&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T23:42:20.549Z",
  "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": "NCT01972841",
      "title": "This Was a Multinational Study Comparing the Efficacy and Safety of Two Medicines , Solifenacin Succinate and Mirabegron Taken Together, or Separately, or a Mock Treatment (Placebo) in Subjects With Symptoms of Overactive Bladder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urinary Bladder Overactive",
        "Urinary Bladder Diseases\\Urologic Diseases",
        "Overactive Bladder",
        "Urgency Incontinence"
      ],
      "interventions": [
        {
          "name": "Solifenacin succinate",
          "type": "DRUG"
        },
        {
          "name": "Mirabegron",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match solifenacin succinate",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match mirabegron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astellas Pharma Europe B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3527,
      "start_date": "2013-11-05",
      "completion_date": "2015-10-22",
      "has_results": true,
      "last_update_posted_date": "2024-10-31",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 121,
      "location_summary": "Mobile, Alabama • Chandler, Arizona • Phoenix, Arizona + 96 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01972841"
    },
    {
      "nct_id": "NCT02086188",
      "title": "Study of Behavioral Modification Program and Mirabegron to Improve Urinary Urgency in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Mirabegron",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Theodore R. Brown, MD MPH",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2014-05",
      "completion_date": "2019-06",
      "has_results": true,
      "last_update_posted_date": "2023-10-18",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 1,
      "location_summary": "Kirkland, Washington",
      "locations": [
        {
          "city": "Kirkland",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02086188"
    },
    {
      "nct_id": "NCT07829029",
      "title": "Ancillary Nocturnal Urinary Symptoms Analyses for TRIUMPH",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nocturia"
      ],
      "interventions": [
        {
          "name": "TolterodineTartrate ER",
          "type": "DRUG"
        },
        {
          "name": "Mirabegron",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "60 Years and older · Female only"
      },
      "enrollment_count": 270,
      "start_date": "2022-10-04",
      "completion_date": "2027-05-02",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07829029"
    },
    {
      "nct_id": "NCT01908829",
      "title": "A Trial Comparing Combination Treatment (Solifenacin Plus Mirabegron) With One Treatment Alone (Solifenacin)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urinary Bladder Diseases",
        "Urinary Bladder Overactive",
        "Urologic Diseases"
      ],
      "interventions": [
        {
          "name": "mirabegron 25 mg",
          "type": "DRUG"
        },
        {
          "name": "mirabegron 50 mg",
          "type": "DRUG"
        },
        {
          "name": "solifenacin 5 mg",
          "type": "DRUG"
        },
        {
          "name": "solifenacin 10 mg",
          "type": "DRUG"
        },
        {
          "name": "mirabegron 25 mg matching placebo",
          "type": "DRUG"
        },
        {
          "name": "mirabegron 50 mg matching placebo",
          "type": "DRUG"
        },
        {
          "name": "solifenacin 5 mg matching placebo",
          "type": "DRUG"
        },
        {
          "name": "solifenacin 10 mg matching placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astellas Pharma Europe Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2174,
      "start_date": "2013-07-10",
      "completion_date": "2014-11-25",
      "has_results": true,
      "last_update_posted_date": "2024-10-31",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 36,
      "location_summary": "Tucson, Arizona • Buena Park, California • Los Angeles, California + 31 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Buena Park",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Valley Village",
          "state": "California"
        },
        {
          "city": "Brooksville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01908829"
    },
    {
      "nct_id": "NCT05362292",
      "title": "TReating Incontinence for Underlying Mental and Physical Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Urinary Incontinence, Urge",
        "Urinary Incontinence",
        "Overactive Bladder",
        "Incontinence, Urge",
        "Incontinence, Urinary",
        "Incontinence"
      ],
      "interventions": [
        {
          "name": "Tolterodine Tartrate ER",
          "type": "DRUG"
        },
        {
          "name": "Mirabegron",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "60 Years and older · Female only"
      },
      "enrollment_count": 270,
      "start_date": "2022-10-04",
      "completion_date": "2027-08-02",
      "has_results": false,
      "last_update_posted_date": "2026-03-06",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 2,
      "location_summary": "Palo Alto, California • San Francisco, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05362292"
    },
    {
      "nct_id": "NCT00912964",
      "title": "A Study to Test the Efficacy and Safety of the Beta-3 Agonist Mirabegron (YM178) in Patients With Symptoms of Overactive Bladder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urinary Bladder, Overactive"
      ],
      "interventions": [
        {
          "name": "Mirabegron",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astellas Pharma Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2030,
      "start_date": "2009-04-28",
      "completion_date": "2010-04-27",
      "has_results": true,
      "last_update_posted_date": "2024-11-21",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 82,
      "location_summary": "Homewood, Alabama • Huntsville, Alabama • Mobile, Alabama + 75 more",
      "locations": [
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00912964"
    },
    {
      "nct_id": "NCT04666636",
      "title": "Mechanisms for Activation of Beige Adipose Tissue in Humans",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "PreDiabetes"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Mirabegron",
          "type": "DRUG"
        },
        {
          "name": "Mirabegron 50 MG",
          "type": "DRUG"
        },
        {
          "name": "Mirabegron 100 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Philip Kern",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "35 Years to 65 Years"
      },
      "enrollment_count": 65,
      "start_date": "2020-12-07",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04666636"
    },
    {
      "nct_id": "NCT02045862",
      "title": "A Multinational Study Comparing the Long-term Efficacy and Safety of Two Medicines, Solifenacin Succinate and Mirabegron Taken Together, or Separately, in Subjects With Symptoms of Overactive Bladder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urinary Bladder Overactive",
        "Overactive Bladder",
        "Urgency Incontinence",
        "Urinary Bladder Diseases\\Urologic Diseases"
      ],
      "interventions": [
        {
          "name": "Solifenacin succinate",
          "type": "DRUG"
        },
        {
          "name": "Mirabegron",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match solifenacin",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match mirabegron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astellas Pharma Europe B.V.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1829,
      "start_date": "2014-03-17",
      "completion_date": "2016-09-08",
      "has_results": true,
      "last_update_posted_date": "2024-10-31",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 75,
      "location_summary": "Mobile, Alabama • Chandler, Arizona • Phoenix, Arizona + 61 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02045862"
    },
    {
      "nct_id": "NCT01783470",
      "title": "Effects of b3-Adrenergic Receptor Agonists on Brown Adipose Tissue",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "beta3-adrenergic receptor agonist",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Aaron Cypess",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "18 Years to 65 Years · Male only"
      },
      "enrollment_count": 15,
      "start_date": "2013-02",
      "completion_date": "2014-10",
      "has_results": true,
      "last_update_posted_date": "2019-06-11",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01783470"
    },
    {
      "nct_id": "NCT02092181",
      "title": "A Pilot Study of Mirabegron and Behavioral Modification Including Pelvic Floor Exercise for Overactive Bladder in Parkinson's Disease (MAESTRO)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Parkinsons Disease"
      ],
      "interventions": [
        {
          "name": "Mirabegron",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Daniel Burdick, MD",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "30 Years to 85 Years"
      },
      "enrollment_count": 30,
      "start_date": "2014-03",
      "completion_date": "2018-07-01",
      "has_results": true,
      "last_update_posted_date": "2021-08-16",
      "last_synced_at": "2026-10-02T23:42:20.549Z",
      "location_count": 1,
      "location_summary": "Kirkland, Washington",
      "locations": [
        {
          "city": "Kirkland",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02092181"
    }
  ]
}