Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.

2026 data Public-data reference. official source

Critical Illness

Open-data reference.

92 US clinical trials · 41 currently recruiting

Active & Recent Trials

RECRUITING 200,000 participants

Critical Health Assessment and Outcomes Score/Study

Johns Hopkins University

NCT02766166

RECRUITING NA 8,100 participants

Behavioral Economic & Staffing Strategies in the ICU

University of Nebraska

NCT06184945

RECRUITING 5,000 participants

SC2i Tissue and Data Repository Protocol

Henry M. Jackson Foundation for the Advancement of Military Medicine

NCT02182180

RECRUITING NA 3,000 participants

Real-time NOMA Evaluation

David T Huang

NCT06996626

RECRUITING NA 3,000 participants

Pediatric Prehospital Airway Resuscitation Trial

Ohio State University

NCT06364280

RECRUITING NA 2,600 participants

Embedded Palliative Care in the MICU

Washington University School of Medicine

NCT06574672

RECRUITING NA 1,440 participants

Clinical Effectiveness of the "PICU Up!" Multifaceted Early Mobility Intervention for Critically Ill Children

Johns Hopkins University

NCT04989790

RECRUITING NA 1,400 participants

End-Tidal Oxygen for Intubation in the Emergency Department

Sydney Local Health District

NCT06578468

RECRUITING NA 1,200 participants

RCT: Early Feeding After PEG Placement

Carilion Clinic

NCT04110613

RECRUITING NA 1,072 participants

Preoperative Fasting vs. Not Fasting in Critically Ill Patients

Massachusetts General Hospital

NCT06751043

RECRUITING 1,000 participants

Establishing Normative Data for Pupillometer Assessments in Neuro-Intensive Care

University of Texas Southwestern Medical Center

NCT02804438

RECRUITING 650 participants

Evaluating the Unmet Needs of Older Adults to Promote Functional Recovery After a Critical Illness

Yale University

NCT06006000

RECRUITING 400 participants

Pervasive Sensing and AI in Intelligent ICU

University of Florida

NCT05127265

RECRUITING Phase 3 372 participants

Goal-Directed Sedation in Mechanically Ventilated Infants and Children

Vanderbilt University Medical Center

NCT04801589

RECRUITING NA 350 participants

Improving Needs Among Older Adults

Duke University

NCT06588556

RECRUITING 275 participants

The Role of Brain-Bone Marrow-Gut Interaction Following Major Trauma

University of Florida

NCT06606119

RECRUITING NA 250 participants

Effect of Giving Reduced Fluid in Children After Trauma

Columbia University

NCT04201704

RECRUITING 209 participants

Muscle Recovery After Critical Illness

Kirby Mayer

NCT05537298

RECRUITING NA 200 participants

PUSH-IT Continuing Enteral Feeds for Tracheostomy

State University of New York at Buffalo

NCT05906472

RECRUITING 189 participants

NIBP Validation Study

Philips Clinical & Medical Affairs Global

NCT05673408

RECRUITING NA 171 participants

Music Listening: A Mechanistic Trial

University of Pittsburgh

NCT05541029

RECRUITING NA 160 participants

Reestablishing Sleep and Circadian Alignment in Medical Intensive Care Unit (MICU) Patients Via a Mechanistic RCT of an Sleep Chronobundle

Yale University

NCT05551325

RECRUITING Phase 2 160 participants

The "What Is Important to Us" Communication Intervention Pilot Clinical Trial

Seattle Children's Hospital

NCT06208332

RECRUITING NA 150 participants

Behavioral Health Collaborative Care Model in an ICU Recovery Clinic

Medical University of South Carolina

NCT07372586

RECRUITING NA 120 participants

REmotely Monitored, Mobile Health Supported Multidomain Rehabilitation Program With High Intensity Interval Training for COVID-19

Duke University

NCT05218083

RECRUITING NA 110 participants

The Effects of Endotracheal Suctioning on Pain and Serum Markers

Loma Linda University

NCT06692400

RECRUITING 100 participants

Assessment of Stroke Volume in Shock Using Echocardiography Versus Bioreactive Impedance

University of Nevada, Las Vegas

NCT07020637

RECRUITING 100 participants

Exhaled Breath: A Novel Technique for Rapid Diagnosis of Respiratory Diseases and Infections

Oregon Health and Science University

NCT06775106

RECRUITING NA 100 participants

VoiceLove: An App-Based COMMunication Tool Designed to Address DeliriUm and Improve Family ENgagement and PatIent/Family SatisfaCtion in CriticAlly Ill PaTiEnts (COMMUNICATE)

Vanderbilt University Medical Center

NCT06923462

RECRUITING Phase 2 100 participants

Azithromycin for Critical Asthma - Pediatrics

Johns Hopkins All Children's Hospital

NCT06223828

RECRUITING NA 100 participants

A Multi-Modal Combination Intervention to Promote Cognitive Function in Older Intensive Care Unit Survivors

University of Washington

NCT06411561

RECRUITING NA 70 participants

The Family Perspectives Project Pilot Trial

Matthew Modes

NCT06039501

RECRUITING NA 70 participants

Bright Light Exposure in Surgical Patients

University of Colorado, Denver

NCT03822949

RECRUITING NA 60 participants

Improving Psychological Outcomes for Acute Respiratory Failure Survivors Using a Self-Management Intervention

Johns Hopkins University

NCT06341972

RECRUITING NA 50 participants

Gastric US in ICU Patient

Dartmouth-Hitchcock Medical Center

NCT05526105

RECRUITING NA 40 participants

A Study of Healthy Microbiome, Healthy Mind

Mayo Clinic

NCT06020703

RECRUITING Early Phase 1 34 participants

iNO300 Therapy in Critically Ill Patients With Pneumonia

Massachusetts General Hospital

NCT06950294

RECRUITING NA 30 participants

PICU-related Sleep and Circadian Dysregulation Pilot Study

State University of New York at Buffalo

NCT06505447

RECRUITING Phase 1 28 participants

PK, Safety and Preliminary Efficacy Study of Montelukast in Critically Ill Infants With Developing Bronchopulmonary Dysplasia

Duke University

NCT07101640

RECRUITING NA 20 participants

12-hour Time Limited Feeding in Critical Care

University of Kansas Medical Center

NCT06741761

RECRUITING Phase 1 5 participants

Safety and Feasibility of a Self-Balancing Exoskeleton for Rehabilitation in the Thoracic Surgical Intensive Care Unit: a Pilot Trial

Wandercraft

NCT07220733

ACTIVE NOT RECRUITING Phase 3 6,000 participants

Strategy to Avoid Excessive Oxygen for Critically Ill Trauma Patients

University of Colorado, Denver

NCT04534959

ACTIVE NOT RECRUITING NA 2,500 participants

PICU Up!: A Pilot Stepped-wedge Trial of a Multicomponent Early Mobility Intervention for Critically Ill Children

Johns Hopkins University

NCT03860168

ACTIVE NOT RECRUITING Phase 3 2,000 participants

Strategy to Avoid Excessive Oxygen in Major Burn Patients

University of Colorado, Denver

NCT04534972

ACTIVE NOT RECRUITING NA 1,400 participants

Integrated Supportive and Palliative Care for Older Adults in the ICU

University of Pittsburgh

NCT04921631

ACTIVE NOT RECRUITING NA 1,163 participants

Multi-component Family Support Tool Intervention (FST)

University of Pittsburgh

NCT05019261

ACTIVE NOT RECRUITING 800 participants

Vasopressor SAT Study

University of Chicago

NCT03182335

ACTIVE NOT RECRUITING 755 participants

Post-Intensive Care Syndrome - Pediatrics (PICS-p): Longitudinal Cohort Study

University of Pennsylvania

NCT04967365

ACTIVE NOT RECRUITING 567 participants

Bringing to Light the Risk Factors And Incidence of Neuropsychological Dysfunction in ICU Survivors, 2nd Study

Vanderbilt University Medical Center

NCT04305600

ACTIVE NOT RECRUITING 500 participants

Alterations of the Microbiome During Critical Illness With Short and Long Term Clinical Outcomes

University of Chicago

NCT04552834

ACTIVE NOT RECRUITING 500 participants

Long Term Outcomes of Patients With COVID-19

University of Chicago

NCT04360538

ACTIVE NOT RECRUITING 432 participants

Illuminating Neuropsychological Dysfunction and Systemic Inflammatory Mechanisms Gleaned After Hospitalization in Trauma-ICU Study

Vanderbilt University Medical Center

NCT03098459

ACTIVE NOT RECRUITING 312 participants

Measuring Outcomes of Activity in Intensive Care

Vanderbilt University Medical Center

NCT03115840

ACTIVE NOT RECRUITING NA 300 participants

Strategy to Avoid Excessive Oxygen Using an Autonomous Oxygen Titration Intervention

University of Colorado, Denver

NCT06374225

ACTIVE NOT RECRUITING NA 60 participants

Assessing The Effects of Exercise, Protein, and Electric Stimulation On Intensive Care Unit Patients Outcomes

University of Maryland, Baltimore

NCT02509520

ACTIVE NOT RECRUITING NA 40 participants

Optimal Timing of Computerized Cognitive Training for Older Intensive Care Unit Survivors

University of Washington

NCT05467410

ACTIVE NOT RECRUITING 24 participants

Driving Rehabilitation and Innovation for Evaluating Risk in Post-Intensive Care Unit Survivors

Baylor Research Institute

NCT05999903

COMPLETED NA 14,000 participants

Saline Against Lactated Ringers or Plasmalyte in the Emergency Department

Vanderbilt University

NCT02614040

COMPLETED NA 10,421 participants

Isotonic Solutions and Major Adverse Renal Events Trial in the Non-Medical Intensive Care Unit (SMART-SURG)

Vanderbilt University

NCT02547779

COMPLETED NA 1,971 participants

Understanding Community Considerations, Opinions, Values, Impacts, and Decisions for COVID-19

University of California, Los Angeles

NCT04373135

COMPLETED NA 1,917 participants

Study of Therapeutic Exercise in Acute Respiratory Failure to Improve Neuromuscular Disability Trial

University of Pennsylvania

NCT03863470

COMPLETED NA 1,329 participants

The Effect of Higher Protein Dosing in Critically Ill Patients

Clinical Evaluation Research Unit at Kingston General Hospital

NCT03160547

COMPLETED Phase 3 800 participants

Oral Care to Reduce Mouth and Throat Infections in Critically Ill Patients

National Institutes of Health Clinical Center (CC)

NCT00078663

COMPLETED Phase 3 500 participants

Supplemental Enteral Protein in Critical Illness

University of Washington

NCT03170401

COMPLETED NA 451 participants

Improving Family Meetings in the Pediatric Cardiac Intensive Care Unit

Children's Hospital of Philadelphia

NCT03749330

COMPLETED NA 413 participants

Wake Forest Post-ICU Telehealth (WFIT) Program

Wake Forest University Health Sciences

NCT04576065

COMPLETED NA 410 participants

Daily Sedative Interruption in Critically Ill Patients Being Managed With a Sedation Protocol.

Mount Sinai Hospital, Canada

NCT00675363

COMPLETED NA 390 participants

Family Presence on Multidisciplinary Patient Care Rounds in ICU

Rutgers, The State University of New Jersey

NCT05449990

COMPLETED NA 302 participants

Effect of Intensivist Communication on Surrogate Prognosis Interpretation

Johns Hopkins University

NCT04239209

COMPLETED NA 299 participants

The Clinical Informationist: Does the Model Work

Vanderbilt University

NCT00226291

COMPLETED NA 276 participants

Pediatric Continuity Care Intensivist

Children's Hospital of Philadelphia

NCT02146573

COMPLETED Phase 2 274 participants

Hypovitaminosis D in Neurocritical Patients

University of Utah

NCT02881957

COMPLETED NA 274 participants

Psychological Support Based on Positive Suggestions (PSBPS) on Mental Health Morbidity and Cognitive Function

Mayo Clinic

NCT04045210

COMPLETED 250 participants

Ultrasound Measurement of Reactive Hyperemia in Critical Care

University of Rochester

NCT01726595

COMPLETED NA 209 participants

Time Limited Trials to Reduce Non-Beneficial Intensive Care Unit Treatments

Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center

NCT04181294

COMPLETED NA 151 participants

A Needs-focused Palliative Care Intervention for Older Adults in ICUs

Duke University

NCT04414787

COMPLETED Phase 3 150 participants

Efficacy and Mechanisms of GLN Dipeptide in the SICU

Emory University

NCT00248638

COMPLETED NA 120 participants

The Diagnosis and Incidence of Critical Illness Polyneuromyopathy in Medical and Neurosurgical ICU Patients

University of Colorado, Denver

NCT02634658

COMPLETED NA 111 participants

Assessing the Impact of LIve Music in the Intensive Care Unit (ICU) to Improve Care for Critically Ill Patients

Vanderbilt University Medical Center

NCT03948984

COMPLETED NA 109 participants

Anticipating Decline and Providing Therapy

Wake Forest University Health Sciences

NCT06182995

COMPLETED Phase 2 100 participants

Practical Anemia Bundle for SusTained Blood Recovery

Mayo Clinic

NCT05167734

COMPLETED Phase 2 94 participants

Inulin for Infections in the Intensive Care Unit

Columbia University

NCT03865706

COMPLETED 75 participants

Using Ultrasound to Study Respiratory Muscle Function in Critically Ill Patients

Wake Forest University Health Sciences

NCT03139695

COMPLETED NA 66 participants

Post-ICU Palliative Care Intervention (PIPCI) Trial

Columbia University

NCT03456323

COMPLETED NA 58 participants

Novel Arm Restraint For Critically Ill Patients To Reduce Immobility, Sedation, Agitation and Cognitive Impairment

University of Vermont

NCT04067622

COMPLETED NA 50 participants

Tolerance and Efficacy of a Predigested, High Protein, High Omega 3 Fat Enteral Feeding Formula Versus a Standard Formula In Multiple Intensive Care Unit Settings

Columbia University

NCT01448135

COMPLETED 45 participants

Methionine Metabolism in Enterally Fed Pediatric Sepsis

The Cleveland Clinic

NCT01889264

COMPLETED NA 40 participants

Personalized Nutrition Delivery to Improve Resilience in Older Adult Trauma Patients

Duke University

NCT05544162

COMPLETED NA 34 participants

Intraosseous Catheter Confirmation Study

Rutgers, The State University of New Jersey

NCT03908879

COMPLETED NA 32 participants

Optimizing Outcomes With Physical Therapy Treatment for IndividuALs Surviving an ICU Admission for Covid-19

University of Kentucky

NCT04412330

COMPLETED 22 participants

Comparing Cardiac Output Measurements in Critically Ill Children Using USCOM and Transthoracic ECHO

University of North Carolina, Chapel Hill

NCT01460329

COMPLETED NA 10 participants

Feasibility of Upright Bed Position in ARDS Patients

Wake Forest University Health Sciences

NCT02160561

Phase Distribution

PhaseTrial count
Early Phase 1 3
Phase 2 5
Phase 3 6

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

Reading the Critical Illness Trial Landscape

ClinicalTrials.gov lists 92 US studies indexed under Critical Illness, and 41 of those are currently open to recruitment — roughly 45% of the total volume on the registry. That ratio is a useful proxy for activity level: a high share of recruiting studies often signals that research interest is current and that new enrollment opportunities are appearing, while a low share typically means the field is dominated by completed or follow-up work where most participant spots have already been filled. These counts reflect the public registry only and include studies at every stage of design, so they should be read as an index of research attention rather than as a measure of treatment availability.

The phase distribution for Critical Illness shows 6 late-stage studies (Phase 3 and Phase 4 combined) alongside 8 earlier-phase entries (Phase 1 through Phase 2). Phase 1 and Phase 2 studies focus on early safety signals, dosing, and preliminary effect, while Phase 3 studies are typically the larger efficacy and safety trials submitted toward regulatory review, and Phase 4 studies follow approved interventions in real-world use. A condition weighted toward later phases often reflects a mature research pipeline with several interventions already close to or past approval, whereas a heavier early-phase tilt suggests the field is still exploring new mechanisms and candidate approaches.

Top sponsor activity for Critical Illness is led by Vanderbilt University Medical Center with 6 indexed trials, alongside 9 other organizations in the top contributor list. The list on this page surfaces up to 92 of the most relevant recent and active entries, ordered with recruiting studies first so practical options are visible. All figures are derived from the public ClinicalTrials.gov dataset maintained by the National Library of Medicine and are reproduced here for reference. Inclusion of a trial, sponsor, or intervention on this page is neither an endorsement nor a recommendation — eligibility, protocol changes, and site-level status can shift frequently, so always verify current details on ClinicalTrials.gov and consult a qualified healthcare provider before acting on anything you see here.

Frequently Asked Questions

How many clinical trials are there for Critical Illness?

PlainTrial tracks 92 US clinical trials for Critical Illness, of which 41 are currently recruiting participants. Data sourced from ClinicalTrials.gov.

How do I find a recruiting trial for Critical Illness?

Use the trial list above filtered by "Recruiting" status, or visit our trial finder at /recruiting to search by condition and state. Always discuss trial participation with your healthcare provider before enrolling.

Is this data current?

Data is sourced from ClinicalTrials.gov and reflects our most recent data pull. Trial status may have changed since then. Always verify current information at ClinicalTrials.gov before making decisions about participation.

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainTrial Editorial

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from ClinicalTrials.gov (National Library of Medicine). Consult a qualified professional before making decisions based on this data.

Source: ClinicalTrials.gov (NIH/NLM) ClinicalTrials.gov AACT registry · 2024 Trial counts and statuses sourced from ClinicalTrials.gov. Sponsor counts include both industry and federal/academic sponsors.

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