Measuring blood flow and circulation in ICU patients with septic shock

Effects of Norepinephrine on Hemodynamic Measurements of Macrocirculatory and Perfusion Parameters in ICU Patients with Septic Shock

Observational Copenhagen University Hospital, Hvidovre · NCT05225402

This study is testing how the medication norepinephrine affects blood flow in adults with septic shock to help doctors provide better treatment.

Quick facts

Study typeObservational
Enrollment45 (estimated)
Ages18 Years and up
SexAll
SponsorCopenhagen University Hospital, Hvidovre Academic / other
Locations1 site (Hvidovre, Copenhagen)
Trial IDNCT05225402 on ClinicalTrials.gov

What this trial studies

This observational study aims to investigate the effects of norepinephrine on macro- and microcirculation in adult patients experiencing septic shock. By evaluating hemodynamic measurements during norepinephrine titration and fluid resuscitation, the study seeks to identify discrepancies between macro- and microcirculatory parameters. The findings will enhance understanding of individualized treatment strategies for septic shock, focusing on optimizing fluid and norepinephrine administration. This multicenter approach involves multiple hospitals to gather comprehensive data.

Who should consider this trial

Good fit: Ideal candidates include adults with suspected or documented infections requiring vasopressors to maintain adequate blood pressure and elevated serum lactate levels.

Not a fit: Patients with severe valvular pathology, cardiac arrhythmias, or those on lithium or other vasopressors may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to more personalized and effective treatment strategies for patients with septic shock.

How similar studies have performed: While the effects of norepinephrine on macro- and microcirculation have been studied, this specific approach in the context of septic shock is novel and not extensively tested.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Suspected or documented infection
* Need for vasopressors to maintain mean arterial blood pressure (MAP) ≥65 mmHg
* Serum lactate levels \>2 mmol/L
* Norepinephrine infusion of \> 0.2 mcg/kg/min

Exclusion Criteria:

* Absolute contraindication for esophageal doppler or urinary catheter insertion as noted in the patients' charts.
* Severe valvular pathology and cardiac arrhythmias resulting in severe hemodynamic instability.
* Lithium treatment
* Treatment with other vasopressor or inotropic drugs.

Where this trial is running

Hvidovre, Copenhagen

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Septic ShockHemodynamic InstabilityVasoconstrictionNorepinephrineHemodynamicMicrocirculationIntensive Care
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.