# Fentanyl as an Adjuvant to Peribulbar Block in Buckle or Squint Surgeries

> **NCT05539911** · EARLY_PHASE1 · UNKNOWN · sponsor: **Research Institute of Ophthalmology, Egypt** · enrollment: 50 (estimated)

## Conditions studied

- Pain

## Interventions

- **DRUG:** Fentanyl

## Key facts

- **NCT ID:** NCT05539911
- **Lead sponsor:** Research Institute of Ophthalmology, Egypt
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2022-09-01
- **Primary completion:** 2022-11
- **Final completion:** 2022-11
- **Target enrollment:** 50 (ESTIMATED)
- **Last updated:** 2022-10-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05539911

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05539911, "Fentanyl as an Adjuvant to Peribulbar Block in Buckle or Squint Surgeries". Retrieved via AI Analytics 2026-07-31 from https://api.ai-analytics.org/clinical/NCT05539911. Licensed CC0.

---

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