# Comparison of Two Methods of Transnasal Sphenopalatine Ganglion Block

> **NCT04479176** · — · COMPLETED · sponsor: **Ajou University School of Medicine** · enrollment: 74 (actual)

## Conditions studied

- Sphenopalatine Ganglion Block

## Interventions

- **PROCEDURE:** Transnasal Sphenopalatine Ganglion Block

## Key facts

- **NCT ID:** NCT04479176
- **Lead sponsor:** Ajou University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-03-10
- **Primary completion:** 2021-10-01
- **Final completion:** 2021-10-01
- **Target enrollment:** 74 (ACTUAL)
- **Last updated:** 2021-10-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04479176

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04479176, "Comparison of Two Methods of Transnasal Sphenopalatine Ganglion Block". Retrieved via AI Analytics 2026-05-30 from https://api.ai-analytics.org/clinical/NCT04479176. Licensed CC0.

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