# Botulinum Toxin Injection in Hypercontractile Esophagus

> **NCT01955174** · PHASE2 · COMPLETED · sponsor: **Hospices Civils de Lyon** · enrollment: 24 (actual)

## Conditions studied

- Nutcracker Oesophagus

## Interventions

- **DRUG:** Esophageal endoscopic injection of botulinum toxin
- **OTHER:** No injection of botulinum toxin

## Key facts

- **NCT ID:** NCT01955174
- **Lead sponsor:** Hospices Civils de Lyon
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2013-08
- **Primary completion:** 2017-05
- **Final completion:** 2018-02
- **Target enrollment:** 24 (ACTUAL)
- **Last updated:** 2025-12-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01955174

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01955174, "Botulinum Toxin Injection in Hypercontractile Esophagus". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT01955174. Licensed CC0.

---

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