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ClinicalTrials.gov public records Last synced Oct 20, 2026, 6:53 PM EDT

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Showing 1–24 of 42 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Procalcitonin Level Clear all
Completed No phase listed Observational

Serum Procalcitonin

NCT00954551
View directory record Official record
Conditions
Subarachnoid Hemorrhage (SAH)
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 7, 2011 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational

Osteomyelitis: Procalcitonin to Diagnose and Monitor Osteomyelitis

NCT02165579
View directory record Official record
Conditions
Diabetes, Foot Ulcer, Osteomyelitis
Interventions
1 cohort, standard care, observational
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 8, 2018 · Synced Oct 20, 2026, 6:53 PM EDT
Completed Not applicable Interventional Results available

Procalcitonin Antibiotic Consensus Trial (ProACT)

NCT02130986
View directory record Official record
Conditions
Lower Respiratory Tract Infection (LRTI)
Interventions
Procalcitonin level, Results of procalcitonin (PCT) level to treating clinician, Provide procalcitonin guideline to treating clinician, Telephone Visit
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
1,664 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
13
States / cities
Birmingham, Alabama • Phoenix, Arizona • Orange, California + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2019 · Synced Oct 20, 2026, 6:53 PM EDT
Completed Not applicable Interventional Results available

Impact of a Procalcitonin Testing and Treatment Algorithm on Antibiotic Use and Outcomes in the Pediatric Intensive Care Unit

NCT03440918
View directory record Official record
Conditions
Sepsis, Procalcitonin, Antimicrobial Stewardship
Interventions
Procalcitonin-Guided Antimicrobial Stewardship, Baseline Antimicrobial Stewardship
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
2 Hours to 17 Years
Enrollment
271 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 22, 2020 · Synced Oct 20, 2026, 6:53 PM EDT
Terminated Phase 4 Interventional

Procalcitonin Level to Discontinue Antibiotics on ICU Patients With no Obvious Site of Infection

NCT00407147
View directory record Official record
Conditions
Infection, Bacterial Infection, Sepsis
Interventions
Procalcitonin assay - B.R.A.H.M.S PCT sensitive Kryptor
Device
Lead sponsor
Brahms AG
Industry
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
3
States / cities
St Louis, Missouri • Camden, New Jersey • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jan 18, 2012 · Synced Oct 20, 2026, 6:53 PM EDT
Completed Not applicable Interventional

Procalcitonin for Stewardship in Respiratory Infections A Stewardship Project

NCT03109106
View directory record Official record
Conditions
LRTI
Interventions
PCT Arm
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 27, 2018 · Synced Oct 20, 2026, 6:53 PM EDT
Terminated No phase listed Observational

Procalcitonin Levels as a Predictor of Bacteremia in Febrile Pediatric Oncology Patients-Pilot Study

NCT02417168
View directory record Official record
Conditions
Cancer, Bacteremia
Interventions
Not listed
Lead sponsor
CAMC Health System
Other
Eligibility
Up to 17 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Charleston, West Virginia
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational

Observational Study Evaluating the Potential Impact of Procalcitonin Testing on Care of Stemcell Transplant Recipients

NCT02035189
View directory record Official record
Conditions
Multiple Myeloma
Interventions
Not listed
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 95 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 3, 2015 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational

Procalcitonin and Endotoxin Sequential Levels to Optimize the Treatment of Bloodstream Infections

NCT00870623
View directory record Official record
Conditions
Bloodstream Infection
Interventions
Not listed
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 15, 2023 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational

Performance Evaluation of the Nanomix eLab® CRP, PCT, and LAC Assays With the Nanomix eLab System

NCT03876535
View directory record Official record
Conditions
Sepsis, SIRS
Interventions
Nanomix eLab® System molecular diagnostic test (non-interventional)
Other
Lead sponsor
Nanomix
Industry
Eligibility
18 Years and older
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 23, 2021 · Synced Oct 20, 2026, 6:53 PM EDT
Completed Not applicable Interventional Results available

PROcalcitonin Impact on Antibiotic Reduction, adverSe Events and AVoidable healthcarE Costs (ProSAVE): A RCT

NCT04158804
View directory record Official record
Conditions
Pneumonia, Bacterial
Interventions
procalcitonin
Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 110 Years
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
6
States / cities
Torrington, Connecticut • Atlanta, Georgia • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Oct 20, 2026, 6:53 PM EDT
Completed Not applicable Interventional

Using Biomarkers to Optimize Antibiotic Strategies in Sepsis

NCT02207114
View directory record Official record
Conditions
Sepsis
Interventions
Biomarker Algorithm Intervention
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
Not listed
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 5, 2024 · Synced Oct 20, 2026, 6:53 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Procalcitonin Protocol Use to Guide Antibiotic Therapy Duration in the Intensive Care Unit

NCT05756049
View directory record Official record
Conditions
Comparing Antibiotic Duration of Therapy
Interventions
compare antibiotic duration of therapy
Other
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years to 100 Years
Enrollment
208 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 27, 2024 · Synced Oct 20, 2026, 6:53 PM EDT
Recruiting Not applicable Interventional

Alpha-Defensin and Synovial Proteins to Improve Detection of Pediatric Septic Arthritis

NCT03704766
View directory record Official record
Conditions
Joint Infection, Infection of Hip Joint (Disorder), Infection of Shoulder Joint, Septic Arthritis
Interventions
Synovial Alpha-defensin assay, Synovial Neutrophil elastase assay, Synovial lactate assay, Synovial C-reactive Protein (CRP), Synovial Staphylococcus spp antigen panel, Synovial Candida spp antigen panel, Synovial Enterococcus faecalis assay, Synovial bacterial culture by BacT/Alert, Synovial Cell count + differential (CBC), Synovial Gram Stain, Synovial Leukocyte Esterase Test Strips, Synovial PCR for Kingella kingae, Serum Cell count + differential (CBC), Serum erythrocyte sedimentation rate (ESR), Serum C-reactive Protein (CRP), Serum D-dimer, Serum Procalcitonin, Blood Cultures, Optional blood testing per standard of care (ASO, anti-strep, ANA, anti-DS-DNA, HLA-B27, RF, Lyme and other inflammatory/ rheumatologic markers )
Diagnostic Test
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
Up to 17 Years
Enrollment
442 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
3
States / cities
Atlanta, Georgia • New York, New York • Collierville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 20, 2026, 6:53 PM EDT
Completed Not applicable Interventional

Procalcitonin Use in Pneumonia Patients in the Critical Care Setting

NCT01788488
View directory record Official record
Conditions
Pneumonia
Interventions
Use of procalcitonin as biomarker to guide therapy
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Eau Claire, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 25, 2013 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational

HostDx Sepsis in the Diagnosis and Prognosis of Emergency Department Patients With Suspected Infections: a Multicenter Pilot Study

NCT03744741
View directory record Official record
Conditions
Respiratory Tract Infections, Urinary Tract Infections, Skin and Soft Tissue Infections, Intraabdominal Infections, Sepsis
Interventions
HostDx Sepsis
Diagnostic Test
Lead sponsor
Inflammatix
Industry
Eligibility
18 Years and older
Enrollment
585 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
6
States / cities
Atlanta, Georgia • Lexington, Kentucky • Springfield, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 3, 2021 · Synced Oct 20, 2026, 6:53 PM EDT
Withdrawn No phase listed Observational

Clinical Pediatric Pneumonia Score in Critically Ill Children

NCT02139384
View directory record Official record
Conditions
Community Acquired Pneumonia
Interventions
Not listed
Lead sponsor
Loma Linda University
Other
Eligibility
1 Day to 21 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational

TriVerity in the Diagnosis and Prognosis of Emergency Department Patients With Suspected Infections and Suspected Sepsis

NCT04094818
View directory record Official record
Conditions
Respiratory Tract Infections, Urinary Tract Infections, Intra-Abdominal Infections, Skin and Soft Tissue Infection, Suspected Meningitis/Encephalitis or Any Other Infection, Sepsis
Interventions
TriVerity
Diagnostic Test
Lead sponsor
Inflammatix
Industry
Eligibility
18 Years and older
Enrollment
1,441 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
25
States / cities
Mobile, Alabama • Los Angeles, California • Sacramento, California + 22 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2024 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational

International Study of Inflammation in COVID-19

NCT04818866
View directory record Official record
Conditions
Covid19, Outcome, Fatal, Respiratory Failure, Acute Kidney Injury, Inflammation
Interventions
SuPAR, C-reactive protein, Ferritin, D-Dimer, Procalcitonin, Interleukin-6, Lactate Dehydrogenase
Diagnostic Test
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
4,463 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 31, 2023 · Synced Oct 20, 2026, 6:53 PM EDT
Completed Phase 2 Interventional Results available

PHASE II SINGLE-CENTER, RANDOMIZED, OPEN-LABEL, PROSPECTIVE, STUDY TO DETERMINE THE IMPACT OF SERIAL PROCALCITONIN

NCT04983901
View directory record Official record
Conditions
Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm
Interventions
Imipenem/Cilastatin/Relebactam, Cefepime, Meropenem, Piperacillin-Tazobactam, Vancomycin, Daptomycin, Linezolid
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational

MASTERMIND-Pneumonia Study (Also Known as Pneumonia Direct Pilot)

NCT06181669
View directory record Official record
Conditions
Pneumonia, Bacterial, Ventilator Associated Pneumonia
Interventions
Pathogen and Host Directed testing
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Detroit, Michigan • Royal Oak, Michigan • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational

Procalcitonin at Zero and 24 Hours as a Prognostic Factor in Patients With Pneumonia

NCT03711227
View directory record Official record
Conditions
Pneumonia
Interventions
Procalcitonin lab test
Diagnostic Test
Lead sponsor
Corewell Health South
Other
Eligibility
18 Years and older
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Saint Joseph, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 29, 2024 · Synced Oct 20, 2026, 6:53 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Determination of Normal Reference Values of CRP, Procalcitonin, and Lactate Levels for the Nanōmix eLab® System

NCT03619109
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
Nanomix
Industry
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 14, 2019 · Synced Oct 20, 2026, 6:53 PM EDT
Completed Not applicable Interventional

Viral Testing and Biomarkers to Reduce Antibiotic Use for Respiratory Infections

NCT01907659
View directory record Official record
Conditions
Respiratory Infections
Interventions
Release of test results
Other
Lead sponsor
University of Rochester
Other
Eligibility
21 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jul 2, 2014 · Synced Oct 20, 2026, 6:53 PM EDT