Using vasopressin as a second vasopressor in adult septic shock patients
Official title: Use of Vasopressin in Septic Shock.
Run by Hospital General Universitario Gregorio Marañon · NCT07255378 · Data updated 2026-11-12
This observational project will see if starting vasopressin earlier, based on the norepinephrine dose, helps adults in ICUs with septic shock.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 1200 (estimated) |
| Sponsor | Hospital General Universitario Gregorio Marañon Academic / other |
| Locations | 12 sites (Terrassa, BARCELONA and 11 other locations) |
| Status | Recruiting |
| Started | October 1, 2025 |
| Main results expected | October 31, 2027 |
| Study ends | January 1, 2028 |
| Registry record updated | December 15, 2025 |
| Trial ID | NCT07255378 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults (age ≥18) admitted to a participating ICU with septic shock who require norepinephrine and receive vasopressin as an adjunct, and who are not excluded by pregnancy, ischemic cardiogenic shock, acute intestinal ischemia, or ICU readmission, are eligible.
✕Probably not a fit
Patients who are pediatric, never require vasopressors, have primary ischemic cardiogenic shock, are pregnant, have acute intestinal ischemia, or are ICU readmissions are not expected to benefit from inclusion in this observational project.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a prospective, multicenter observational study of critically ill adults (≥18 years) admitted to ICU with septic shock who receive vasopressin in addition to norepinephrine. Investigators will record the norepinephrine dose at vasopressin initiation and collect daily clinical data during the ICU stay using a pseudonymized REDCap database. The main comparisons focus on timing of vasopressin initiation (defined by norepinephrine dose) and relationships with mortality, renal function, and progression of organ dysfunction. No experimental interventions are assigned — treatments follow local clinical practice and are observed for outcome associations.
Why it matters
Potential benefit: If earlier vasopressin initiation is linked to lower death or less kidney and organ injury, the findings could help clinicians choose the best timing for adding vasopressin and improve outcomes.
How similar studies have gone: Prior randomized trials (for example VASST and VANISH) have tested vasopressin as an adjunct vasopressor with mixed results, leaving the optimal timing and subgroup benefits uncertain.
Who can join: the full rules
Show full inclusion / exclusion criteria
Eligible patients for this study must comply with the following requirements. * ICU admission with a septic shock diagnosis. * Age 18 years or above at ICU admission. * Use of vasopressin as an adjunct of norepinephrine. For the purposes of this study, septic shock is defined by full compliance with the following criteria. * Sustained arterial hypotension or serum lactate above 2 mmol/L. * Adequate but unsuccessful fluid resuscitation. * Vasopressor usage to maintain a mean arterial pressure above 65 mmHg. * Probable or proven infectious etiology. Patients with some of the following conditions will be automatically excluded. * Pregnancy. * Ischemic cardiogenic shock. * Acute intestinal ischemia. * Readmission to the Intensive Care Unit.
Where it's running
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Consorci Sanitari de Terrassa
Terrassa, Barcelona, Spain Recruiting -
Hospital Universitario de Getafe
Getafe, Madrid, Spain Recruiting -
Hospital Universitario La Princesa
Madrid, Madrid, Spain Recruiting -
Hospital General Universitario Gregorio Marañón
Madrid, Madrid, Spain Recruiting -
Hospital Universitario Ramón y Cajal
Madrid, Madrid, Spain Recruiting -
Hospital Universitario Clínico San Carlos
Madrid, Madrid, Spain Recruiting
Show 6 more locations
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Hospital Universitario Doce de Octubre
Madrid, Madrid, Spain Recruiting -
Hospital Universitario La Paz
Madrid, Madrid, Spain Recruiting -
Hospital Universitario Puerta de Hierro
Majadahonda, Madrid, Spain Recruiting -
Hospital Universitario Rey Juan Carlos
Móstoles, Madrid, Spain Recruiting -
Hospital Universitario y Politécnico de La Fe
Valencia, Valencia, Spain Recruiting -
Hospital Universitario Miguel Servet
Zaragoza, Zaragoza, Spain Recruiting
Study contacts
- Study coordinator: Jamil Antonio Cedeño Mora
- Email: jamilantonio.cedeno@salud.madrid.org
- Phone: +34 630 03 65 02
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Adjunctive Fludrocortisone in Septic Shock on Hydrocortisone
In septic shock, this trial tests whether adding fludrocortisone (50 mcg or 100 mcg daily) to hydrocortisone improves survival and recovery compared with placebo.
-
Non-invasive hemodynamic guidance for sepsis care on medical wards
This trial tests whether guiding fluid and vasopressor therapy for sepsis using non-invasive hemodynamic measurements works better than standard care.
-
Reducing Endotoxin Burden in Septic Shock Patients on CRRT with the oXiris Filter
This trial tests whether using the oXiris hemofilter during continuous kidney replacement helps lower endotoxin levels in adults with septic shock who need CRRT.
-
Personalized Fluid Resuscitation in the Emergency Department
This pilot test checks if a quick, non-invasive stroke-volume assessment can help ED doctors tailor IV fluids for septic patients with low blood pressure.
-
Discordance between capillary refill time and oxygen use in septic shock
This study tests whether some septic shock patients can have a normal capillary refill time but still lack tissue oxygen use, to see if that mismatch relates to 28-day survival.
-
Targeting upper-normal magnesium to see if norepinephrine needs drop in septic shock
This trial tests whether keeping magnesium levels at the upper end of normal can reduce the amount and duration of norepinephrine needed in adults with septic shock.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.