# Incidence of Intravascular (IV) Injection During Trigeminal Nerve Blocks

> **NCT04467398** · — · UNKNOWN · sponsor: **Seoul National University** · enrollment: 200 (estimated)

## Conditions studied

- Trigeminal Neuralgia
- Facial Pain
- Postherpetic Neuralgia
- Cluster Headache

## Interventions

- **PROCEDURE:** trigeminal nerve block

## Key facts

- **NCT ID:** NCT04467398
- **Lead sponsor:** Seoul National University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-07-20
- **Primary completion:** 2024-06-15
- **Final completion:** 2024-06-15
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2023-08-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04467398

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04467398, "Incidence of Intravascular (IV) Injection During Trigeminal Nerve Blocks". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT04467398. Licensed CC0.

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