24
Participants
Start Date
August 31, 2013
Primary Completion Date
May 31, 2017
Study Completion Date
February 28, 2018
Esophageal endoscopic injection of botulinum toxin
Endoscopic injection of botulinum toxin in the esophageal muscle : one hundred units of type A botulinum toxin (Botox®, Allergan) diluted in 10 mL of normal saline and injected at the lower third of the esophageal wall in 10 sites between 2 and 10 cm above the Z-line.
No injection of botulinum toxin
Upper gastro-intestinal endoscopy without any injection
Service d'Hépato-Gastro-Entérologie et Oncologie Digestive- Hôpital Haut Lévêque - CHU de Bordeaux, Bordeaux
Service d'Exploration Fonctionnelle Digestive - Hôpital Edouard Herriot Pavillon H 5 - Hospices Civils de Lyon, Lyon
Hospices Civils de Lyon
OTHER