{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Progressive+Multiple+Sclerosis+%28PPMS%29",
    "query": {
      "condition": "Primary Progressive Multiple Sclerosis (PPMS)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 13,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Progressive+Multiple+Sclerosis+%28PPMS%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:45:52.440Z",
  "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": "NCT04548999",
      "title": "A Study to Evaluate the Efficacy, Safety and Pharmacokinetics (PK) of a Higher Dose of Ocrelizumab in Adults With Primary Progressive Multiple Sclerosis (PPMS)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Ocrelizumab",
          "type": "DRUG"
        },
        {
          "name": "Antihistamine",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 769,
      "start_date": "2020-12-03",
      "completion_date": "2027-09-08",
      "has_results": false,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 24,
      "location_summary": "Homewood, Alabama • Phoenix, Arizona • Irvine, California + 21 more",
      "locations": [
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04548999"
    },
    {
      "nct_id": "NCT00731692",
      "title": "This Was an Open-label, Single-arm Extension Study (CFTY720D2306E1) to a Double-blind, Randomized Multicenter, Placebo-controlled, Parallel-group Core Study (CFTY720D2306) in PPMS.",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Primary Progressive Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "FTY720",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 970,
      "start_date": "2008-07-28",
      "completion_date": "2015-06-22",
      "has_results": true,
      "last_update_posted_date": "2017-06-14",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 33,
      "location_summary": "Newport Beach, California • Sacramento, California • Aurora, Colorado + 29 more",
      "locations": [
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Pompano Beach",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00731692"
    },
    {
      "nct_id": "NCT06680037",
      "title": "A Study to Assess the Safety and Clinical Activity of Azer-cel in Participants With B-cell Mediated Autoimmune Disorders",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "B-cell Mediated Autoimmune Disorders"
      ],
      "interventions": [
        {
          "name": "Azercabtagene zapreleucel (azer-cel)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "TG Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-05-06",
      "completion_date": "2030-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 8,
      "location_summary": "La Jolla, California • Ann Arbor, Michigan • Omaha, Nebraska + 5 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06680037"
    },
    {
      "nct_id": "NCT03983681",
      "title": "Evaluation of a Theory-Driven Manualized Approach to Improving New Learning and Memory in MS",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Strategy-Based Training to Enhance Memory (STEM)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo control exercises",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kessler Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 120,
      "start_date": "2019-09-26",
      "completion_date": "2025-09-30",
      "has_results": false,
      "last_update_posted_date": "2025-05-07",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 2,
      "location_summary": "East Hanover, New Jersey • Marlton, New Jersey",
      "locations": [
        {
          "city": "East Hanover",
          "state": "New Jersey"
        },
        {
          "city": "Marlton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03983681"
    },
    {
      "nct_id": "NCT02284568",
      "title": "A Phase 2 Clinical Study in Subjects With Primary Progressive Multiple Sclerosis to Assess the Efficacy, Safety and Tolerability of Two Oral Doses of Laquinimod Either of 0.6 mg/Day or 1.5mg/Day (Experimental Drug) as Compared to Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary Progressive Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Laquinimod",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Teva Branded Pharmaceutical Products R&D, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "25 Years to 55 Years"
      },
      "enrollment_count": 374,
      "start_date": "2015-01-12",
      "completion_date": "2017-10-01",
      "has_results": true,
      "last_update_posted_date": "2022-03-10",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 15,
      "location_summary": "Phoenix, Arizona • Newport Beach, California • San Francisco, California + 11 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Northbrook",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02284568"
    },
    {
      "nct_id": "NCT05974852",
      "title": "Effect of Ocrelizumab on Choroid Plexus Changes in Patients With PPMS",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Progressive Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Ocrelizumab",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "State University of New York at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 732,
      "start_date": "2023-10-01",
      "completion_date": "2023-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05974852"
    },
    {
      "nct_id": "NCT02688985",
      "title": "Study to Explore the Mechanism of Action of Ocrelizumab and B-Cell Biology in Participants With Relapsing Multiple Sclerosis (RMS) or Primary Progressive Multiple Sclerosis (PPMS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Relapsing Multiple Sclerorsis",
        "Multiple Sclerosis, Primary Progressive"
      ],
      "interventions": [
        {
          "name": "Ocrelizumab",
          "type": "DRUG"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Methyloprednisolone",
          "type": "DRUG"
        },
        {
          "name": "Antihistamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 131,
      "start_date": "2016-04-29",
      "completion_date": "2023-04-11",
      "has_results": true,
      "last_update_posted_date": "2024-06-04",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 12,
      "location_summary": "Palo Alto, California • San Francisco, California • Aurora, Colorado + 9 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02688985"
    },
    {
      "nct_id": "NCT07477639",
      "title": "Treatment of Participants With Primary or Secondary Progressive Multiple Sclerosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Primary Progressive Multiple Sclerosis",
        "Secondary Progressive Multiple Sclerosis (SPMS)",
        "Multiple Sclerosis",
        "Multiple Sclerosis (MS) Primary Progressive",
        "Multiple Sclerosis (MS) Secondary Progressive"
      ],
      "interventions": [
        {
          "name": "TRX319",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bendamustine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Tr1X, 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": 39,
      "start_date": "2026-03",
      "completion_date": "2029-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-19",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 2,
      "location_summary": "Kansas City, Kansas • St Louis, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07477639"
    },
    {
      "nct_id": "NCT05974839",
      "title": "Effect of Ocrelizumab on Cortical Lesion Accumulation in Patients With PPMS (ORATORIO-Cortical)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Progressive Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Ocrelizumab",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "State University of New York at Buffalo",
      "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": 732,
      "start_date": "2023-10-01",
      "completion_date": "2024-02-28",
      "has_results": false,
      "last_update_posted_date": "2024-09-26",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05974839"
    },
    {
      "nct_id": "NCT06677710",
      "title": "IDP-023 g-NK Cells Plus Ocrelizumab in Patients With Progressive Multiple Sclerosis",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "Primary Progressive Multiple Sclerosis (PPMS)",
        "Secondary Progressive Multiple Sclerosis (SPMS)",
        "Non-Active Secondary Progressive Multiple Sclerosis",
        "Non-Active SPMS",
        "Autoimmune Diseases of the Nervous System",
        "Nervous System Diseases",
        "Autoimmune Diseases",
        "Demyelinating Diseases",
        "Immune System Diseases",
        "Demyelinating Autoimmune Diseases, Central Nervous System (CNS)"
      ],
      "interventions": [
        {
          "name": "IDP-023",
          "type": "DRUG"
        },
        {
          "name": "Ocrelizumab",
          "type": "DRUG"
        },
        {
          "name": "Interleukin-2",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Mesna",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Indapta Therapeutics, 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": 34,
      "start_date": "2026-06-30",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-30",
      "last_synced_at": "2026-05-22T09:45:52.440Z",
      "location_count": 5,
      "location_summary": "Stanford, California • Aurora, Colorado • Orlando, Florida + 2 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06677710"
    }
  ]
}