{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=trastuzumab+deruxtecan&page=4",
    "query": {
      "intervention": "trastuzumab deruxtecan",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 105,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=trastuzumab+deruxtecan&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=trastuzumab+deruxtecan&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T07:34:12.965Z",
  "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": "NCT07553390",
      "title": "Phase 1b Study Of TRICK-NK In Combination With T-Dxd In Treatment-Refractory Breast Cancers",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "TGFBR2 KO iC9/TROP2.CAR/IL-15 NK cells",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab deruxtecan (T-DXd)",
          "type": "DRUG"
        },
        {
          "name": "Rimiducid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2026-10-01",
      "completion_date": "2038-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07553390"
    },
    {
      "nct_id": "NCT03384940",
      "title": "DS-8201a in Human Epidermal Growth Factor Receptor2 (HER2)-Expressing Colorectal Cancer (DESTINY-CRC01)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Neoplasm"
      ],
      "interventions": [
        {
          "name": "DS-8201a",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Daiichi Sankyo Co., Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 86,
      "start_date": "2018-02-23",
      "completion_date": "2020-11-10",
      "has_results": true,
      "last_update_posted_date": "2021-10-18",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 9,
      "location_summary": "Duarte, California • Los Angeles, California • Santa Monica, California + 6 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03384940"
    },
    {
      "nct_id": "NCT04916002",
      "title": "A Trial To Find Out If Vidutolimod Together With Cemiplimab Is Safe And If It Works In Adult Participants With Advanced Cancer Or Metastatic Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Merkel Cell Carcinoma",
        "Cutaneous Squamous Cell Carcinoma",
        "Basal Cell Carcinoma",
        "Triple Negative Breast Cancer",
        "Non-Small Cell Lung Cancer",
        "Oropharynx Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "vidutolimod",
          "type": "DRUG"
        },
        {
          "name": "cemiplimab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Regeneron Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 77,
      "start_date": "2021-11-30",
      "completion_date": "2024-10-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 20,
      "location_summary": "Birmingham, Alabama • Duarte, California • La Jolla, California + 17 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04916002"
    },
    {
      "nct_id": "NCT07060807",
      "title": "A Clinical Study of Patritumab Deruxtecan to Treat Breast Cancer (MK-1022-016)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Neoplasms"
      ],
      "interventions": [
        {
          "name": "Patritumab deruxtecan",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Nab-paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Pegylated liposomal doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab deruxtecan",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Rescue Medication",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2025-07-21",
      "completion_date": "2033-07-14",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 34,
      "location_summary": "Daphne, Alabama • Tucson, Arizona • Los Angeles, California + 27 more",
      "locations": [
        {
          "city": "Daphne",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Grand Junction",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07060807"
    },
    {
      "nct_id": "NCT05785741",
      "title": "A Study of DB-1310 in Advanced/Metastatic Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Advanced Solid Tumor"
      ],
      "interventions": [
        {
          "name": "DB-1310",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Osimertinib",
          "type": "DRUG"
        },
        {
          "name": "capecitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "DualityBio Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2023-08-17",
      "completion_date": "2028-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 15,
      "location_summary": "Sacramento, California • Santa Monica, California • Coral Gables, Florida + 12 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Margate",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05785741"
    },
    {
      "nct_id": "NCT01042379",
      "title": "I-SPY TRIAL: Neoadjuvant and Personalized Adaptive Novel Agents to Treat Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Neoplasms",
        "Breast Cancer",
        "Breast Tumors",
        "Angiosarcoma",
        "TNBC - Triple-Negative Breast Cancer",
        "HER2-positive Breast Cancer",
        "HER2-negative Breast Cancer",
        "Hormone Receptor Positive Tumor",
        "Hormone Receptor Negative Tumor",
        "Early-stage Breast Cancer",
        "Locally Advanced Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Standard Therapy",
          "type": "DRUG"
        },
        {
          "name": "AMG 386 with or without Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "AMG 479 (Ganitumab) plus Metformin",
          "type": "DRUG"
        },
        {
          "name": "MK-2206 with or without Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "AMG 386 and Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "T-DM1 and Pertuzumab",
          "type": "DRUG"
        },
        {
          "name": "Pertuzumab and Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Ganetespib",
          "type": "DRUG"
        },
        {
          "name": "ABT-888",
          "type": "DRUG"
        },
        {
          "name": "Neratinib",
          "type": "DRUG"
        },
        {
          "name": "PLX3397",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab - 4 cycle",
          "type": "DRUG"
        },
        {
          "name": "Talazoparib plus Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "Patritumab and Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab - 8 cycle",
          "type": "DRUG"
        },
        {
          "name": "SGN-LIV1A",
          "type": "DRUG"
        },
        {
          "name": "Durvalumab plus Olaparib",
          "type": "DRUG"
        },
        {
          "name": "SD-101 + Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Tucatinib plus trastuzumab and pertuzumab",
          "type": "DRUG"
        },
        {
          "name": "Cemiplimab",
          "type": "DRUG"
        },
        {
          "name": "Cemiplimab plus REGN3767",
          "type": "DRUG"
        },
        {
          "name": "Trilaciclib with or without trastuzumab + pertuzumab",
          "type": "DRUG"
        },
        {
          "name": "SYD985 ([vic-]trastuzumab duocarmazine)",
          "type": "DRUG"
        },
        {
          "name": "Oral Paclitaxel + Encequidar + Dostarlimab (TSR-042) + Carboplatin with or without trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Oral Paclitaxel + Encequidar + Dostarlimab (TSR-042) with or without trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Amcenestrant",
          "type": "DRUG"
        },
        {
          "name": "Amcenestrant + Abemaciclib",
          "type": "DRUG"
        },
        {
          "name": "Amcenestrant + Letrozole",
          "type": "DRUG"
        },
        {
          "name": "ARX788",
          "type": "DRUG"
        },
        {
          "name": "ARX788 + Cemiplimab",
          "type": "DRUG"
        },
        {
          "name": "VV1 + Cemiplimab",
          "type": "DRUG"
        },
        {
          "name": "Datopotamab deruxtecan",
          "type": "DRUG"
        },
        {
          "name": "Datopotamab deruxtecan + Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "Zanidatamab",
          "type": "DRUG"
        },
        {
          "name": "Lasofoxifene",
          "type": "DRUG"
        },
        {
          "name": "Z-endoxifen",
          "type": "DRUG"
        },
        {
          "name": "ARV-471",
          "type": "DRUG"
        },
        {
          "name": "ARV-471 + Letrozole",
          "type": "DRUG"
        },
        {
          "name": "ARV-471 + Abemaciclib",
          "type": "DRUG"
        },
        {
          "name": "Endoxifen + Abemaciclib",
          "type": "DRUG"
        },
        {
          "name": "Rilvegostomig + TDXd",
          "type": "DRUG"
        },
        {
          "name": "Dan222 + Niraparib",
          "type": "DRUG"
        },
        {
          "name": "Sarilumab + Cemiplimab + Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "GSK 5733584",
          "type": "DRUG"
        },
        {
          "name": "GSK 5733584 + Dostarlimab",
          "type": "DRUG"
        },
        {
          "name": "Ivonescimab (20mg/kg Q3W)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "QuantumLeap Healthcare Collaborative",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5000,
      "start_date": "2010-03-01",
      "completion_date": "2031-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 42,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Tucson, Arizona + 36 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Davis",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01042379"
    },
    {
      "nct_id": "NCT04644068",
      "title": "Study of AZD5305 as Monotherapy and in Combination With Anti-cancer Agents in Patients With Advanced Solid Malignancies",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Ovarian Cancer",
        "Breast Cancer",
        "Pancreatic Cancer",
        "Prostate Cancer",
        "Additional Indications Below for Module 4 and 5",
        "Non-small Cell Lung Cancer",
        "Colorectal Cancer",
        "Bladder Cancer",
        "Gastric Cancer",
        "Biliary Cancer",
        "Cervical Cancer",
        "Endometrial Cancer",
        "Small Cell Lung Cancer Only in Module 5"
      ],
      "interventions": [
        {
          "name": "AZD5305",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "T- Dxd",
          "type": "DRUG"
        },
        {
          "name": "Dato-DXd",
          "type": "DRUG"
        },
        {
          "name": "Camizestrant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 702,
      "start_date": "2020-11-12",
      "completion_date": "2027-05-28",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 5,
      "location_summary": "Boston, Massachusetts • New York, New York • Oklahoma City, Oklahoma + 1 more",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04644068"
    },
    {
      "nct_id": "NCT07459673",
      "title": "HERizon-Breast: A ctDNA-Guided Adaptive Study of Sequential Anti-HER2 Therapies and CNS Prophylaxis to Induce Long-Term Remission",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "HER2-positive Breast Cancer",
        "Breast Cancer Stage IV"
      ],
      "interventions": [
        {
          "name": "Personalis NeXT Personal",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Natera Signatera",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "fam-trastuzumab deruxtecan-nxki (T-DXd)",
          "type": "DRUG"
        },
        {
          "name": "pertuzumab, called T-DXd+P",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2026-03-04",
      "completion_date": "2030-03-04",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07459673"
    },
    {
      "nct_id": "NCT06731478",
      "title": "Study of TDXd, Chemotherapy, Pembrolizumab, and Trastuzumab in First-Line Metastatic HER2-Positive Gastric or Gastroesophageal Junction Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Gastric Cancer",
        "Gastroesophageal Junction Cancer"
      ],
      "interventions": [
        {
          "name": "Trastuzumab Deruxtecan",
          "type": "DRUG"
        },
        {
          "name": "pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Trastuzumab",
          "type": "DRUG"
        },
        {
          "name": "Chemotherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Daiichi Sankyo",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 726,
      "start_date": "2025-02-27",
      "completion_date": "2030-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 18,
      "location_summary": "New Haven, Connecticut • Skokie, Illinois • Kansas City, Kansas + 15 more",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Skokie",
          "state": "Illinois"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Silver Spring",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06731478"
    },
    {
      "nct_id": "NCT06533826",
      "title": "TReatment of ADC-Refractory Breast CancEr With Dato-DXd or T-DXd: TRADE DXd",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "HER2-low Breast Cancer",
        "Metastatic Breast Cancer",
        "HER2-negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Trastuzumab Deruxtecan",
          "type": "DRUG"
        },
        {
          "name": "Datopotamab Deruxtecan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ana C Garrido-Castro, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 357,
      "start_date": "2024-10-29",
      "completion_date": "2038-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-26",
      "last_synced_at": "2026-10-07T07:34:12.965Z",
      "location_count": 11,
      "location_summary": "Birmingham, Alabama • San Francisco, California • New Haven, Connecticut + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06533826"
    }
  ]
}