{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Procalcitonin",
    "query": {
      "condition": "Procalcitonin"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 36,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Procalcitonin&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T18:40:44.108Z",
  "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": "NCT03341273",
      "title": "Placebo-Controlled Trial of Antibiotic Therapy in Adults With Suspect Lower Respiratory Tract Infection (LRTI) and a Procalcitonin Level",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lower Respiratory Tract Infection"
      ],
      "interventions": [
        {
          "name": "Azithromycin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "VIDAS B.R.A.H.M.S Procalcitonin Test (PCT)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 514,
      "start_date": "2017-12-08",
      "completion_date": "2020-08-15",
      "has_results": true,
      "last_update_posted_date": "2023-06-28",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 5,
      "location_summary": "Atlanta, Georgia • Decatur, Georgia • Durham, North Carolina + 1 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03341273"
    },
    {
      "nct_id": "NCT01182688",
      "title": "Prospective Review of Procalcitonin After Cardiac Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Procalcitonin",
        "Coronary Artery Bypass Grafting"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Tampa Bay Heart Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 105,
      "start_date": "2009-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2010-08-17",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 1,
      "location_summary": "Clearwater, Florida",
      "locations": [
        {
          "city": "Clearwater",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01182688"
    },
    {
      "nct_id": "NCT01609569",
      "title": "Pro-calcitonin Marker as Indicator of Ischemia in Patients With Complicated Coronary Intervention.",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Saint Michael's Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2012-05",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2013-02-22",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 1,
      "location_summary": "Newark, New Jersey",
      "locations": [
        {
          "city": "Newark",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01609569"
    },
    {
      "nct_id": "NCT04094818",
      "title": "TriVerity in the Diagnosis and Prognosis of Emergency Department Patients With Suspected Infections and Suspected Sepsis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Respiratory Tract Infections",
        "Urinary Tract Infections",
        "Intra-Abdominal Infections",
        "Skin and Soft Tissue Infection",
        "Suspected Meningitis/Encephalitis or Any Other Infection",
        "Sepsis"
      ],
      "interventions": [
        {
          "name": "TriVerity",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Inflammatix",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1441,
      "start_date": "2020-02-28",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-10-22",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 25,
      "location_summary": "Mobile, Alabama • Los Angeles, California • Sacramento, California + 22 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04094818"
    },
    {
      "nct_id": "NCT05756049",
      "title": "Procalcitonin Protocol Use to Guide Antibiotic Therapy Duration in the Intensive Care Unit",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Comparing Antibiotic Duration of Therapy"
      ],
      "interventions": [
        {
          "name": "compare antibiotic duration of therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Methodist Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 208,
      "start_date": "2022-11-29",
      "completion_date": "2024-11-29",
      "has_results": false,
      "last_update_posted_date": "2024-03-27",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05756049"
    },
    {
      "nct_id": "NCT00954551",
      "title": "Serum Procalcitonin",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Subarachnoid Hemorrhage (SAH)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "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": "2009-07",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2011-06-07",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00954551"
    },
    {
      "nct_id": "NCT00870623",
      "title": "Procalcitonin and Endotoxin Sequential Levels to Optimize the Treatment of Bloodstream Infections",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bloodstream Infection"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 223,
      "start_date": "2009-06-01",
      "completion_date": "2016-01-13",
      "has_results": false,
      "last_update_posted_date": "2023-09-15",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00870623"
    },
    {
      "nct_id": "NCT03876535",
      "title": "Performance Evaluation of the Nanomix eLab® CRP, PCT, and LAC Assays With the Nanomix eLab System",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sepsis",
        "SIRS"
      ],
      "interventions": [
        {
          "name": "Nanomix eLab® System molecular diagnostic test (non-interventional)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Nanomix",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 184,
      "start_date": "2018-12-11",
      "completion_date": "2019-08-30",
      "has_results": false,
      "last_update_posted_date": "2021-08-23",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03876535"
    },
    {
      "nct_id": "NCT02085733",
      "title": "Pro-calcitonin for Early Detection of Septic Arthritis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthritis, Infectious"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Children's Hospitals and Clinics of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "Up to 16 Years"
      },
      "enrollment_count": 150,
      "start_date": "2014-02",
      "completion_date": "2016-12-31",
      "has_results": false,
      "last_update_posted_date": "2018-04-19",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02085733"
    },
    {
      "nct_id": "NCT04983901",
      "title": "PHASE II SINGLE-CENTER, RANDOMIZED, OPEN-LABEL, PROSPECTIVE, STUDY TO DETERMINE THE IMPACT OF SERIAL PROCALCITONIN",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Imipenem/Cilastatin/Relebactam",
          "type": "DRUG"
        },
        {
          "name": "Cefepime",
          "type": "DRUG"
        },
        {
          "name": "Meropenem",
          "type": "DRUG"
        },
        {
          "name": "Piperacillin-Tazobactam",
          "type": "DRUG"
        },
        {
          "name": "Vancomycin",
          "type": "DRUG"
        },
        {
          "name": "Daptomycin",
          "type": "DRUG"
        },
        {
          "name": "Linezolid",
          "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": 100,
      "start_date": "2021-09-14",
      "completion_date": "2023-10-06",
      "has_results": true,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-07-22T18:40:44.108Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04983901"
    }
  ]
}