{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=TAK-881",
    "query": {
      "intervention": "TAK-881"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T07:59:30.178Z",
  "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": "NCT06935266",
      "title": "A Study of TAK-881 With and Without Ramp-Up Dosing in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "TAK-881",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SC Investigational Needle Sets",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DEVICE"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 64,
      "start_date": "2025-04-22",
      "completion_date": "2025-09-27",
      "has_results": true,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-09-02T07:59:30.178Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06935266"
    },
    {
      "nct_id": "NCT05755035",
      "title": "A Study About How TAK-881 is Processed by the Body and Side Effects in People With Primary Immunodeficiency Diseases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Primary Immunodeficiency Diseases (PID)"
      ],
      "interventions": [
        {
          "name": "TAK-881",
          "type": "BIOLOGICAL"
        },
        {
          "name": "HYQVIA",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 65,
      "start_date": "2023-10-24",
      "completion_date": "2026-01-20",
      "has_results": false,
      "last_update_posted_date": "2026-02-03",
      "last_synced_at": "2026-09-02T07:59:30.178Z",
      "location_count": 15,
      "location_summary": "Irvine, California • Walnut Creek, California • Denver, Colorado + 12 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Macon",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05755035"
    },
    {
      "nct_id": "NCT06895967",
      "title": "A Study of TAK-881 and HyQvia in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "TAK-881",
          "type": "BIOLOGICAL"
        },
        {
          "name": "HyQvia",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SC Investigational Needle Sets",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DEVICE"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 30,
      "start_date": "2025-03-24",
      "completion_date": "2025-08-08",
      "has_results": true,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-09-02T07:59:30.178Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06895967"
    },
    {
      "nct_id": "NCT05059977",
      "title": "A Study of TAK-881 in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "TAK-881",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "19 Years to 50 Years"
      },
      "enrollment_count": 24,
      "start_date": "2021-10-12",
      "completion_date": "2022-04-12",
      "has_results": true,
      "last_update_posted_date": "2024-01-12",
      "last_synced_at": "2026-09-02T07:59:30.178Z",
      "location_count": 1,
      "location_summary": "Hialeah, Florida",
      "locations": [
        {
          "city": "Hialeah",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05059977"
    },
    {
      "nct_id": "NCT06076642",
      "title": "A Study About the Long-Term Safety of TAK-881 in People With Primary Immunodeficiency Diseases",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Primary Immunodeficiency Diseases (PID)"
      ],
      "interventions": [
        {
          "name": "TAK-881",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Koru 24 G HIgH Flo Subcutaneous Safety Needle Set (investigational in the US)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DEVICE"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 53,
      "start_date": "2024-11-04",
      "completion_date": "2028-05-16",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-09-02T07:59:30.178Z",
      "location_count": 13,
      "location_summary": "Irvine, California • Walnut Creek, California • Denver, Colorado + 10 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Macon",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06076642"
    },
    {
      "nct_id": "NCT06747351",
      "title": "A Study to Compare TAK-881 and HYQVIA in Adults With Chronic Inflammatory Demyelinating Polyradiculoneuropathy (CIDP)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Inflammatory Demyelinating Polyradiculoneuropathy (CIDP)"
      ],
      "interventions": [
        {
          "name": "TAK-881",
          "type": "BIOLOGICAL"
        },
        {
          "name": "HYQVIA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "SC Investigational Needle Sets",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DEVICE"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 59,
      "start_date": "2025-05-06",
      "completion_date": "2028-06-25",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-09-02T07:59:30.178Z",
      "location_count": 16,
      "location_summary": "Scottsdale, Arizona • Palo Alto, California • New Haven, Connecticut + 13 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Rockledge",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06747351"
    }
  ]
}