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Cardiogenic ShockPhase 2CORTISHOCK-PNCT07461961

CORTISHOCK-P: Trial of Corticosteroids in Inflammation-Enriched Heart Failure Cardiogenic Shock

A Phase 2 study testing Methylprednisone in people with Cardiogenic Shock and Heart Failure, run by Brigham and Women's Hospital at 1 site in United States.

Not yet recruiting

Opening soon. The study is approved but enrolment has not started yet. Sites may already take enquiries.

Sites and contacts
Official record
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Trial summary

This pilot study investigates whether giving a short course of intravenous corticosteroids (methylprednisolone) alongside standard medical care can help patients recovering from heart failure-related cardiogenic shock. Read more about this study

Who is it for?
Ages 18 to 80 years
Conditions the study is for
Cardiogenic Shock, Heart Failure, Inflammation
What is being tested?
Methylprednisone
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
30 participants
Where
1 siteUnited States
Study dates
1 Oct 2026to 1 Feb 2029
Phase
Phase 2
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Age ≥ 18 and ≤ 80 years.
  • Hospitalized in the Intensive Care Unit (ICU).
  • Cardiogenic shock defined by clinical and hemodynamic criteria.
  • Hypotension defined by SBP <90 mmHg for >30 min, MAP <60 mmHg for >30 min, or requirement of vasopressors to maintain SBP ≥90 mmHg or MAP ≥60 mm Hg.
  • Hypoperfusion defined by altered mental state, cold extremities, livedo reticularis, urine output <30 mL/h, or lactate ≥2 mmol/L.
  • If invasive hemodynamic monitoring is available, CI <2.2 L/min/m2.
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  • SCAI stage B or stage C at the time of screening.
  • For SCAI Stage B (Beginning Shock), clinical evidence of hemodynamic instability (including relative hypotension, a decline in SBP of ≥20-30 mmHg, or MAP <20% from baseline, or tachycardia) without hypoperfusion (normal lactate).
  • For SCAI Stage B, hypotension SBP <90 mmHg or MAP <60 mmHg or > 30 mmHg drop from baseline, or tachycardia heart rate ≥100 bpm.
  • For SCAI Stage C, requiring only one vasoactive/inotrope and/or IABP from admission with CS until randomization, AND Vasoactive-inotropic score (VIS) <40.
  • For SCAI Stage C, NONE of the following criteria of deterioration from admission until randomization: failure to respond to initial single vasopressor/inotrope drug and addition of a second drug, or failure to respond to IABP and need for new MCS device.
  • For SCAI Stage C, use of vasoactive agents at the time of randomization must not show: low starting dose with escalation, intermediate starting dose without escalation or de-escalation, or high starting dose with de-escalation.
  • For SCAI Stage C, worst lactate 2 - 5 mmol/L and increase ≥ 100% from baseline lactate ≥ 2mmol/L or worst lactate ≥5mmol/L.
  • Documented history of chronic heart failure with reduced ejection fraction (LVEF <40%).
  • Etiology of cardiogenic shock must be congestive heart failure decompensation (HF-CS).
  • hsCRP ≥20 mg/L, reflecting a pro-inflammatory state.
  • Less than 48 hours since admission

Who cannot join

  • Cardiogenic shock caused by acute myocardial infarction (AMI-CS).
  • Other special conditions causing cardiogenic shock, including post-cardiotomy CS, peripartum, adrenergic, valvular, restrictive, post-embolic, conduction or rhythm disorders, or related to cardiotropic drug intoxication.
  • Circulatory shock of another cause, such as septic, hemorrhagic, or anaphylactic shock.
  • Shock post-cardiac arrest.
  • Onset of cardiogenic shock >48 hours.
  • SCAI stage A, D, or E at the time of enrollment.
Show all 17Show fewer
  • Severe hyperglycemia at baseline, defined as blood glucose ≥300 mg/dL despite insulin therapy.
  • Ongoing uncontrollable infection, suspected concomitant sepsis, or mixed septic-cardiogenic shock.
  • Ischemic hepatitis or ALT >500 IU/L due to causes other than suspected hypoperfusion.
  • Severe refractory acute kidney injury (AKI) at baseline, defined as new persistent anuria (urine output <50 mL/day) or refractory AKI requiring new emergent renal replacement therapy.
  • Known allergy to methylprednisolone or other steroid analogues.
  • Cardiac transplant patient or on the transplant list.
  • Patient planned for implantation of a durable LVAD.
  • Moribund patients (SAPS2 >90) or predicated mortality >90% within 30 days.
  • Signs of extremis, including lactate >5 mmol/L, pH <7.2, or refractory shock requiring escalation to >3 vasopressors at screening.
  • Pregnant woman, parturient, or breastfeeding mother.
  • Adult person subject to a legal protection measure (guardianship, curatorship, safeguard of justice).

Trial locations and contacts

1 site in 1 country. Contact the study team or a site near you to ask about taking part.

Ameesh M Isath, MBBS contact

617-525-7053

aisath@bwh.harvard.edu

United States1 site
  • Brigham and women's hospital

    Boston, Massachusetts, 02446

    Ameesh M Isath, MBBS, 617-525-7053, aisath@bwh.harvard.edu

Other trials in United States

About this study

Official title: CORTISHOCK-P: A Randomized Pilot Trial of Corticosteroids as a Pharmacologic Adjunct to Temporary Mechanical Circulatory Support in Inflammation-Enriched Heart Failure Cardiogenic Shock

This pilot study investigates whether giving a short course of intravenous corticosteroids (methylprednisolone) alongside standard medical care can help patients recovering from heart failure-related cardiogenic shock. Heart failure-related cardiogenic shock happens when chronic heart dysfunction causes poor blood circulation and congestion throughout the body. Often, this condition triggers severe inflammation, making it harder for the heart and other organs to recover, even when temporary mechanical heart pumps are used to support blood flow.

The study aims to see if reducing this inflammation with corticosteroids is safe and can help patients get better faster. Researchers will enroll 30 adult patients hospitalized with early-stage (SCAI Stage B or C) cardiogenic shock related to heart failure. To participate, patients must also show high levels of inflammation in their blood, specifically a high-sensitivity C-reactive protein (hsCRP) level of 20 mg/L or higher

Read more

Participants will be randomly assigned by chance to one of two groups. One group will receive the standard of care alone. The other group will receive the standard of care plus a 7-day course of intravenous methylprednisolone.

The main goal of the study is to measure the change in inflammation levels (hsCRP) over 7 days. Researchers will also monitor how well the patients' organs recover, track their need for blood pressure medications or mechanical heart pumps, and monitor for any side effects to ensure the treatment is safe

Read the detailed description

Heart failure-related cardiogenic shock (HF-CS) is currently the most common form of shock in contemporary cardiac intensive care units. While temporary mechanical circulatory support (tMCS) devices effectively restore cardiac output and stabilize central hemodynamics, patient outcomes remain poor, with mortality approaching 40-50%. A major barrier to recovery in these patients is systemic inflammation and immune dysregulation. This creates a state of "hemodynamic dissonance," where central hemodynamics are restored but peripheral circulatory failure and end-organ dysfunction persist. This condition is further exacerbated by critical illness-related corticosteroid insufficiency (CIRCI), present in up to 50% of cardiogenic shock patients, as well as the inflammatory response triggered by the extracorporeal circuits themselves.

The CORTISHOCK-P trial is a prospective, randomized, open-label pilot study designed to test whether a short course of intravenous corticosteroids can effectively attenuate this systemic inflammatory storm. By specifically targeting patients with an inflammation-enriched phenotype (high-sensitivity C-reactive protein [hsCRP] ≥ 20 mg/L), this study introduces a biologically targeted pharmacological adjunct to complement tMCS and standard of care (SoC).

The study will enroll 30 adult patients admitted to the intensive care units at Brigham and Women's Hospital and Massachusetts General Hospital. Eligible patients will have SCAI Stage B or C HF-CS and a left ventricular ejection fraction of <40%. Following informed consent, participants will be randomized in a 1:1 ratio within 24 hours of admission to receive either standard of care alone or standard of care plus intravenous methylprednisolone. The pharmacological intervention consists of methylprednisolone administered at 80 mg IV once daily for 3 days, followed by a taper of 0.5 mg/kg/day for 4 additional days, for a total duration of 7 days. Methylprednisolone was selected for its potent anti-inflammatory properties and lower mineralocorticoid activity, minimizing fluid retention while maximizing inflammatory suppression.

The primary objective is to evaluate the anti-inflammatory effects of the intervention, measured by the change in hsCRP concentrations from baseline to Day 7.

Secondary objectives focus on clinical trajectories and resource utilization, including:

Characterizing the impact of corticosteroids on circulatory support requirements, including vasoactive inotropic score (VIS) trends, as well as the escalation and weaning of tMCS devices.

Determining the effects on organ dysfunction, specifically evaluating renal and hepatic dysfunction, as well as hemolysis indices.

Assessing the overall feasibility, protocol adherence, and safety of administering corticosteroid therapy in this critically ill population.

Safety will be continuously monitored, with specific attention given to adverse events such as hyperglycemia with ketoacidosis, new severe infections, gastrointestinal bleeding, and thromboembolic events. Clinical and laboratory assessments will be conducted daily from randomization through Day 7 or ICU discharge, with remote follow-up at 30 days post-discharge. Given the small sample size, statistical analyses will primarily focus on estimating effect sizes and precision to establish proof-of-concept and lay the groundwork for a definitive multicenter trial.

Being tested
Methylprednisone, Standard of Care (SOC)
Keywords
cardiogenic shock, heart failure cardiogenic shock, inflammation, corticosteroids
Medical subject headings
Shock, Cardiogenic, Heart Failure, Inflammation

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • MethylprednisoneDrug

    Intravenous methylprednisolone administered as an adjunctive therapy to target systemic inflammation. The dosing regimen is 80 mg IV once daily for 3 days, followed by a taper of 0.5 mg/kg/day for 4 additional days (total of 7 days). This regimen aims to provide potent early anti-inflammatory effects while minimizing fluid retention and adverse events

  • Standard of Care (SOC)Other

    Routine medical care and management for heart failure-related cardiogenic shock, which may include vasoactive medications and temporary mechanical circulatory support (tMCS) per institutional protocols.

Study groups in NCT07461961
Study groupRoleWhat they receive
Methylprednisolone plus Standard of CareExperimentalParticipants randomized to this intervention arm will receive standard of care (SoC) along with a short course of intravenous methylprednisolone. The methylprednisolone will be administered at a dose of 80 mg IV once daily for 3 days, followed by a taper of 0.5 mg/kg/day for 4 additional days, for a total of 7 days of therapy
Receives: Drug: Methylprednisone
Standard of Care (Control)Active comparatorParticipants randomized to this control arm will receive current best practices and standard of care (SoC) alone for the management of SCAI Stage B or C cardiogenic shock. They will not receive the investigational methylprednisolone therapy
Receives: Other: Standard of Care (SOC)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change in High-Sensitivity C-Reactive Protein (hsCRP) Concentration

    The primary outcome is the change in hsCRP concentration, which serves as a biomarker-based measure of systemic inflammation to evaluate corticosteroid-mediated inflammatory modulation. To account for the pharmacokinetics of methylprednisolone, a 12-hour blanking period will be imposed; clinical outcomes occurring within the first 12 hours after treatment initiation will not be considered in the analysis

    Measured: Baseline, 24, 48, 72, and 96 hours, and at day 7 or ICU discharge

Secondary outcomes (7)
  1. Change in Interleukin-6 (IL-6) Concentration

    Serial measurements of key inflammatory biomarkers, including IL-6, will be performed to assess the mechanistic impact of corticosteroid therapy on inflammation.

    Measured: Baseline, 24, 48, 72, and 96 hours, and at day 7 or ICU discharge

  2. Change in N-terminal pro-B-type natriuretic peptide (NT-proBNP) and High-sensitivity troponin T (hs-TnT)Concentration

    Serial measurements of NT-proBNP and hs-TnT will be performed to assess cardiac biomarker trajectories

    Measured: Baseline, 24, 48, 72, and 96 hours, and at day 7 or ICU discharge

  3. Temporal Trends in Vasoactive Inotropic Score (VIS)

    The VIS will be analyzed to assess hemodynamic recovery and the requirement for vasoactive support. The peak VIS, duration of high-dose vasoactive support, and sustained high-dose vasoactive requirement (VIS ≥40 or an increase of ≥10 points from baseline sustained for ≥6 hours) will be recorded

    Measured: Baseline, 24, 48, 72, and 96 hours, and at day 7 or ICU discharge

  4. Escalation of Device Therapy

    Escalation of device therapy is defined as progression from an intra-aortic balloon pump (IABP) to a microaxial flow pump or venoarterial extracorporeal membrane oxygenation (VA-ECMO). The type of device, timing of escalation, and duration of support will be recorded

    Measured: Through study completion, an average of 30 days

  5. Successful Device Weaning

    Successful device weaning is defined as the removal of temporary mechanical circulatory support (tMCS) without the recurrence of hemodynamic instability within 48 hours.

    Measured: Through study completion, an average of 30 days

  6. Lactate Clearance

    Lactate clearance is defined as the relative reduction in serum lactate levels compared to baseline. Persistent hyperlactatemia (lactate ≥3.0 mmol/L) or failure to achieve >50% lactate clearance at 24 hours will be analyzed as markers of impaired metabolic recovery and tissue hypoperfusion

    Measured: 6, 12, 24, and 48 hours

  7. Incidence of Adverse Events and Safety Outcomes

    The safety of adjunctive methylprednisolone therapy will be monitored to identify adverse events associated with corticosteroid use and complications in critically ill patients. This includes monitoring for hyperglycemia resulting in ketoacidosis, serious infections, gastrointestinal complications, and thromboembolic events

    Measured: through study completion, an average of 30 days

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted10 Mar 2026
  2. Study start1 Oct 2026 (estimated)
  3. Primary completion1 Feb 2028 (estimated)
  4. Study completion1 Feb 2029 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
Thirty adult patients with SCAI Stage B or C HF-CS and LVEF \<40% will be randomized in a 1:1 ratio within 24 hours of admission to receive either standard of care (SoC) or SoC plus a short course of intravenous methylprednisolone. The randomization uses an adaptive restricted procedure ("biased coin design") to balance group assignments
Masking
None (open label)
Enrolment
30 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT07461961
Sponsor's protocol ID
2025P002774
Acronym
CORTISHOCK-P
Status last verified
Aug 2026
First submitted
23 Feb 2026
Last updated
13 Aug 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Undecided: There are no immediate plans to share or transfer study data or biospecimens to external collaborators. All information obtained for this protocol will remain within Mass General Brigham (MGB) for storage, analysis, and publication of aggregate findings.

Publications

  • Isath A, Desai AS, Mehra MR. Beyond the Pump: Reframing Cardiogenic Shock in Heart Failure Through a Multisystem Mechanistic Lens. JACC Heart Fail. 2026 Jan;14(1):102711. doi: 10.1016/j.jchf.2025.102711. Epub 2025 Oct 16.

    PubMed 41099686

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Methylprednisone in people with Cardiogenic Shock and Heart Failure, run by Brigham and Women's Hospital at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 17 inclusion and 17 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: opening soon, as of the sponsor's last update on 13 Aug 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Ameesh M Isath, MBBS (617-525-7053, aisath@bwh.harvard.edu), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change in High-Sensitivity C-Reactive Protein (hsCRP) Concentration (time frame: Baseline, 24, 48, 72, and 96 hours, and at day 7 or ICU discharge). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT07461961, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 13 Aug 2026.

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