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Does Low-Dose Xenon Reduce Opioid Requirement and Postoperative Pain in Patients Undergoing Major Abdominal Surgery? A Randomized Controlled Trial

Does Low-Dose Xenon Reduce Opioid Requirement and Postoperative Pain in Patients Undergoing Major Abdominal Surgery? A Randomized Controlled Trial

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
DRKS
Registry ID
DRKS00000597
Enrollment
90
Registered
2010-10-29
Start date
2011-11-01
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

R52

Interventions

Group 1: Placebo (air applied via inhalation)
By use of a table of random numbers, patients will be allocated into one of the arms (1-3). Group 2: Xenon (10%, applied via inhalation during surgery)
By use of a table of random numbers, patients will be allocated into one of the arms (1-3). Group 3: Xenon (20%, applied via inhalation during surgery)
By use of a table of random numbers, patients will be allocated into one of the arms (1-3).

Sponsors

Klinik für Anästhesiologie Universitätsklinkum Ulm
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: ASA physical status I and II (NYHA = 1), patients scheduled for elective abdominal hysterectomy at the University Hospital of Ulm

Exclusion criteria

Exclusion criteria: Excusion criteria are respiratory tract infections, obstructive sleep apnea, diabetes mellitus, any relevant renal, liver, or heart (including arterial hypertension) disease, a history of neurological or psychiatric disorders or of adverse reactions to anesthetics, gastroesophageal reflux disease, regular alcohol consumption, drug abuse or taking sedatives or long acting analgesic drugs.

Design outcomes

Primary

MeasureTime frame
Intra- and postoperative opioid requirement (remifentanil, morphine); patients" subjective feeling of pain assessed 0.5, 3, 6, 12, and 24h postoperative using the well known numeric rating scale (NRS).

Secondary

MeasureTime frame
relevant side-effects (e.g. vomiting, increased sedation), economical aspects (e.g. xenon/opioid consumption)

Countries

Germany

Contacts

Public ContactOliver Adolph

Klinik für Anästhesiologie Universitätsklinkum Ulm

oliver.adolph@uniklinik-ulm.de0731 500 60 229

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026