# Assessing the Effects of Sublingual Sufentanil 30 µg on Postoperative Recovery

> **NCT04561375** · PHASE4 · TERMINATED · sponsor: **The Cleveland Clinic** · enrollment: 61 (actual)

## Conditions studied

- Knee Arthroscopy

## Interventions

- **DRUG:** Sufentanil
- **DRUG:** Fentanyl

## Key facts

- **NCT ID:** NCT04561375
- **Lead sponsor:** The Cleveland Clinic
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2020-12-11
- **Primary completion:** 2022-07-01
- **Final completion:** 2022-07-01
- **Target enrollment:** 61 (ACTUAL)
- **Why stopped:** For practical reasons of slow enrollment
- **Last updated:** 2023-12-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04561375

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04561375, "Assessing the Effects of Sublingual Sufentanil 30 µg on Postoperative Recovery". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04561375. Licensed CC0.

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