{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Specimen+Collection&page=49",
    "query": {
      "intervention": "Specimen Collection",
      "page": 49
    },
    "page_size": 10
  },
  "pagination": {
    "page": 49,
    "page_size": 10,
    "total_count": 3662,
    "total_pages": 367,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Specimen+Collection&page=50&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Specimen+Collection&page=48&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T23:24:49.928Z",
  "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": "NCT03562182",
      "title": "Effect of Steroid Administration on Maternal Blood Levels of hLPCAT1 mRNA",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fetal Lung Maturity",
        "Respiratory Distress Syndrome in Premature Infant"
      ],
      "interventions": [
        {
          "name": "blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wayne State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2018-06-18",
      "completion_date": "2022-05",
      "has_results": false,
      "last_update_posted_date": "2021-10-05",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03562182"
    },
    {
      "nct_id": "NCT01181427",
      "title": "Study of ABT-267 in Both Healthy Volunteers and Hepatitis C Virus (HCV) Genotype 1 Infected Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HCV Infection"
      ],
      "interventions": [
        {
          "name": "ABT-267",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Blood Sample Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cytochrome P450 inhibitor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 137,
      "start_date": "2010-08",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2012-01-24",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 3,
      "location_summary": "Orlando, Florida • Waukegan, Illinois • San Antonio, Texas",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Waukegan",
          "state": "Illinois"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01181427"
    },
    {
      "nct_id": "NCT05677490",
      "title": "mFOLFIRINOX Versus mFOLFOX With or Without Nivolumab for the Treatment of Advanced, Unresectable, or Metastatic HER2 Negative Esophageal, Gastroesophageal Junction, and Gastric Adenocarcinoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Advanced Esophageal Adenocarcinoma",
        "Advanced Gastric Adenocarcinoma",
        "Advanced Gastroesophageal Junction Adenocarcinoma",
        "Clinical Stage III Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage III Gastric Cancer AJCC v8",
        "Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Clinical Stage IV Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IV Gastric Cancer AJCC v8",
        "Clinical Stage IV Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Metastatic Esophageal Adenocarcinoma",
        "Metastatic Gastric Adenocarcinoma",
        "Metastatic Gastroesophageal Junction Adenocarcinoma",
        "Unresectable Esophageal Adenocarcinoma",
        "Unresectable Gastric Adenocarcinoma",
        "Unresectable Gastroesophageal Junction Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 382,
      "start_date": "2023-01-31",
      "completion_date": "2028-11-08",
      "has_results": false,
      "last_update_posted_date": "2026-10-02",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 791,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 508 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05677490"
    },
    {
      "nct_id": "NCT04588246",
      "title": "Comparing Whole Brain Radiotherapy Using a Technique That Avoids the Hippocampus to Stereotactic Radiosurgery in Patients With Cancer That Has Spread to the Brain and Come Back in Other Areas of the Brain After Earlier Stereotactic Radiosurgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Metastatic Lung Small Cell Carcinoma",
        "Metastatic Malignant Breast Neoplasm",
        "Metastatic Malignant Digestive System Neoplasm",
        "Metastatic Malignant Neoplasm in the Brain",
        "Metastatic Malignant Solid Neoplasm",
        "Metastatic Melanoma",
        "Metastatic Renal Cell Carcinoma",
        "Recurrent Brain Neoplasm",
        "Stage IV Lung Cancer AJCC v8",
        "Stage IV Renal Cell Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Memantine",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Whole-Brain Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2021-08-05",
      "completion_date": "2024-08-06",
      "has_results": true,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 79,
      "location_summary": "Tucson, Arizona • Corona, California • Duarte, California + 63 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Corona",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04588246"
    },
    {
      "nct_id": "NCT05451303",
      "title": "Detection of Oral and Throat Cancers Using OralViome Cancer Testing System",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Oral Squamous Cell Carcinoma",
        "Oropharynx Squamous Cell Carcinoma",
        "Premalignant Lesion"
      ],
      "interventions": [
        {
          "name": "OralViome Cancer Testing System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Viome",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 475,
      "start_date": "2022-05-27",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2025-01-29",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05451303"
    },
    {
      "nct_id": "NCT02839460",
      "title": "A Prospective Study Of Biomarkers Of Skeletal Muscle Atrophy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sarcopenia"
      ],
      "interventions": [
        {
          "name": "Outpatient Muscle Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2016-11",
      "completion_date": "2019-03",
      "has_results": false,
      "last_update_posted_date": "2019-04-11",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02839460"
    },
    {
      "nct_id": "NCT00843882",
      "title": "Lenalidomide With or Without Epoetin Alfa in Treating Patients With Myelodysplastic Syndrome and Anemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anemia",
        "Chronic Myelomonocytic Leukemia",
        "De Novo Myelodysplastic Syndrome",
        "Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Epoetin Alfa",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 247,
      "start_date": "2009-04-20",
      "completion_date": "2027-05-28",
      "has_results": true,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 507,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 345 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00843882"
    },
    {
      "nct_id": "NCT04560582",
      "title": "Immunosuppression Reduction in Failed Allograft Guided by cfDNA",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Transplant; Complications",
        "Kidney Transplant Rejection",
        "Kidney Transplant Failure"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2022-09-22",
      "completion_date": "2023-10",
      "has_results": false,
      "last_update_posted_date": "2023-11-29",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04560582"
    },
    {
      "nct_id": "NCT01494324",
      "title": "Examinations of Tissue From Ablated Malignant Liver Metastases as Predictors of Outcome",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Liver Cancer"
      ],
      "interventions": [
        {
          "name": "CT guided percutaneous ablation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 150,
      "start_date": "2009-10-27",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-01-02",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01494324"
    },
    {
      "nct_id": "NCT06504459",
      "title": "Venetoclax in Combination With Cladribine and Cytarabine Alternating With Azacitidine Plus Venetoclax for the Treatment of Newly Diagnosed Monocytic AML and Active Signaling Mutated AML",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Monocytic Leukemia",
        "Acute Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "Azacitidine",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Cladribine",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2025-01-03",
      "completion_date": "2028-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-16",
      "last_synced_at": "2026-10-20T23:24:49.928Z",
      "location_count": 2,
      "location_summary": "Miami, Florida • Portland, Oregon",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06504459"
    }
  ]
}