{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Interferon-beta+1b+%28Betaseron%29&page=2",
    "query": {
      "intervention": "Interferon-beta 1b (Betaseron)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 32,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Interferon-beta+1b+%28Betaseron%29&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Interferon-beta+1b+%28Betaseron%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T19:32:51.291Z",
  "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": "NCT01216072",
      "title": "A 6-month, Randomized, Open-label, Patient OutComes, Safety and Tolerability Study of Fingolimod (FTY720) 0.5 mg/Day vs. Comparator in Patients With Relapsing Forms of Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Relapsing Forms of Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Fingolimod",
          "type": "DRUG"
        },
        {
          "name": "Standard MS DMTs",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1053,
      "start_date": "2010-08",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2014-02-10",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 142,
      "location_summary": "Birmingham, Alabama • Cullman, Alabama • Phoenix, Arizona + 125 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Cullman",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01216072"
    },
    {
      "nct_id": "NCT00461396",
      "title": "Success of Titration, Analgesics, and B.E.T.A Nurse Support on Acceptance Rates in Early Multiple Sclerosis (MS) Treatment With Betaseron",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis",
        "Multiple Sclerosis, Relapsing-Remitting"
      ],
      "interventions": [
        {
          "name": "Interferon-1beta (Betaseron, BAY86-5046)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 104,
      "start_date": "2007-05",
      "completion_date": "2009-11",
      "has_results": false,
      "last_update_posted_date": "2011-04-08",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 19,
      "location_summary": "Many Locations, Alabama • Many Locations, Arizona • Many Locations, Delaware + 16 more",
      "locations": [
        {
          "city": "Many Locations",
          "state": "Alabama"
        },
        {
          "city": "Many Locations",
          "state": "Arizona"
        },
        {
          "city": "Many Locations",
          "state": "Delaware"
        },
        {
          "city": "Many Locations",
          "state": "District of Columbia"
        },
        {
          "city": "Many Locations",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00461396"
    },
    {
      "nct_id": "NCT01031459",
      "title": "Telephone Interview of Patients That Participated in the the Pivotal Betaferon MS Trial.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Betaseron (Interferon beta-1b, BAY86-5046)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 176,
      "start_date": "2010-01",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2012-01-05",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • San Francisco, California + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01031459"
    },
    {
      "nct_id": "NCT00468182",
      "title": "Modulation of Plasmacytoid Dendritic Cell Function in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Interferon-beta 1b (Betaseron)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 24,
      "start_date": "2007-04",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2015-05-07",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00468182"
    },
    {
      "nct_id": "NCT03500328",
      "title": "Traditional Versus Early Aggressive Therapy for Multiple Sclerosis Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis, Relapsing-Remitting"
      ],
      "interventions": [
        {
          "name": "Natalizumab/natalizumab-sztn, Alemtuzumab, Ocrelizumab, Rituximab/rituximab-arrx/rituximab-abbs/rituximab-pvvr, Cladribine, Ofatumumab, Ublituximab-xiiy, Ocrelizumab and hyaluronidase-ocsq",
          "type": "OTHER"
        },
        {
          "name": "Glatiramer acetate, Interferons (intramuscular, subcutaneous, pegylated) Teriflunomide, Fumarates (dimethyl, diroximel, monomethyl) Fingolimod, Siponimod, Ozanimod, Ponesimod",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 900,
      "start_date": "2018-05-02",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-23",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 47,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 38 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Carmichael",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03500328"
    },
    {
      "nct_id": "NCT00428584",
      "title": "RNF and Betaseron® Tolerability Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Relapsing Remitting Multiple Sclerosis (RRMS)"
      ],
      "interventions": [
        {
          "name": "New Formulation of rebif - human interferon beta-1a",
          "type": "DRUG"
        },
        {
          "name": "Interferon beta -1b",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "EMD Serono",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 129,
      "start_date": "2006-12",
      "completion_date": "2009-09",
      "has_results": true,
      "last_update_posted_date": "2013-08-07",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 1,
      "location_summary": "Rockland, Massachusetts",
      "locations": [
        {
          "city": "Rockland",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00428584"
    },
    {
      "nct_id": "NCT00630721",
      "title": "Characterization of Interferon Beta -1b-Induced Tolerizing Effect in Dendritic Cells",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "IFNbeta-1b",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 56,
      "start_date": "2007-09",
      "completion_date": "2011-03-15",
      "has_results": false,
      "last_update_posted_date": "2018-10-18",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00630721"
    },
    {
      "nct_id": "NCT01049451",
      "title": "Pulse ACTH vs. MP for MS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "ACTH",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "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": 23,
      "start_date": "2009-11",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2017-04-19",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01049451"
    },
    {
      "nct_id": "NCT00436826",
      "title": "A Phase 2 Study of Cladribine Add-on to Interferon-beta (IFN-beta) Therapy in Multiple Sclerosis (MS) Subjects With Active Disease (ONWARD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Cladribine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Interferon-beta (IFN-beta)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "EMD Serono Research & Development Institute, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 172,
      "start_date": "2006-11-30",
      "completion_date": "2012-03-31",
      "has_results": true,
      "last_update_posted_date": "2020-10-12",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 21,
      "location_summary": "Cullman, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 18 more",
      "locations": [
        {
          "city": "Cullman",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00436826"
    },
    {
      "nct_id": "NCT01834586",
      "title": "Anesthetic Topical Adhesive (Synera™) to Reduce Injection Pain With Subcutaneous Multiple Sclerosis Medications",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Anesthetic Topical Adhesive Synera",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brown, Theodore R., M.D., MPH",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2013-03",
      "completion_date": "2015-03",
      "has_results": true,
      "last_update_posted_date": "2018-04-10",
      "last_synced_at": "2026-10-03T19:32:51.291Z",
      "location_count": 1,
      "location_summary": "Kirkland, Washington",
      "locations": [
        {
          "city": "Kirkland",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01834586"
    }
  ]
}