# Effectiveness of Penthrox vs Placebo in Sinus Procedures, a Clinical Trial

> **NCT06750302** · PHASE1,PHASE2 · RECRUITING · sponsor: **St. Paul's Hospital, Canada** · enrollment: 100 (estimated)

## Conditions studied

- Chronic Rhinosinusitis (CRS)

## Interventions

- **DRUG:** Methoxyflurane - Penthrox
- **OTHER:** Placebo

## Key facts

- **NCT ID:** NCT06750302
- **Lead sponsor:** St. Paul's Hospital, Canada
- **Sponsor class:** OTHER
- **Phase:** PHASE1,PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2024-11-24
- **Primary completion:** 2026-04-24
- **Final completion:** 2026-06-24
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2025-05-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06750302

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06750302, "Effectiveness of Penthrox vs Placebo in Sinus Procedures, a Clinical Trial". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT06750302. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*