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NCT04176289
PPI-guided Postoperative Pain Therapy in the OR
NA trial testing PPI measurement in Postoperative Pain in 62 participants. Completed in 10 March 2021.
10 March 2021
Quick facts
| Lead sponsor | Medical University of Vienna |
|---|---|
| Phase | NA |
| Status | Completed |
| Study type | INTERVENTIONAL |
| Allocation | randomized |
| Design | parallel |
| Masking | double |
| Primary purpose | diagnostic |
| Enrollment | 62 |
| Start date | 10 March 2020 |
| Primary completion | 10 March 2021 |
| Estimated completion | 10 March 2021 |
| Sites | 1 location across Austria |
Drugs / interventions tested
- PPI measurement
Conditions studied
- Postoperative Pain — all drugs for Postoperative Pain →
Sponsor
Medical University of Vienna
Who can join
Adults 18 to 99, any sex, with Postoperative Pain. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
The study will be designed to investigate the effect of pupillary pain index (PPI)-guided compared to non-PPI-guided postoperative pain therapy, conducted immediately at the end of surgery, on total postoperative opioid consumption during the first 2 postoperative hours after elective ENT surgery.
Publications & conference data
1 peer-reviewed publication reference this trial (live from Europe PMC):
-
Pupillary Pain Index-Guided Postoperative Pain Therapy in ENT Surgery: A Randomized Trial.
Windpassinger M, Prusak M, Yeghiazaryan L, Ristl R, et al · · 2026 · PMID 41598398 · DOI 10.3390/jcm15020462
Verify or expand the search:
- PubMed search for NCT04176289
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
Related trials
Other recruiting trials for Postoperative Pain
Currently open trials in the same condition.
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- NCT07496086 — External Oblique Intercostal Block Versus Transversus Abdominis Plane Combined With Rectus Sheath Block on Postoperative · NA · recruiting
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Other Medical University of Vienna trials
Trials by the same sponsor.
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- NCT07516990 — Intramuscular Injection of Mashed Parathyroid Tissue Into a Forearm During Thyroid Surgery to Prevent Permanent Postoper · NA · recruiting
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- NCT07290712 — Post-Intensive Care Syndrome - Multicentre Prospective Registry Database of the DACH Region · recruiting
Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT04176289 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Medical University of Vienna
- Last refreshed: 23 April 2021
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT04176289.
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