This clinical trial is focused on preventing a condition called esophageal strictures, which are narrowings in the esophagus that can occur after a procedure known as endoscopic submucosal dissection. This procedure is often used to remove cancerous or pre-cancerous tissue from the esophagus. The study is testing the effectiveness and safety of a medication called budesonide, which is taken as an effervescent tablet that dissolves in the mouth. Budesonide is being compared to a placebo, which is a tablet that looks like the medication but does not contain any active ingredients.
The purpose of the study is to see if taking budesonide for eight weeks can help prevent the formation of esophageal strictures in adults who have undergone the endoscopic procedure. Participants in the study will be randomly assigned to receive either a low dose or a high dose of budesonide, or a placebo. The study is designed to be double-blind, meaning neither the participants nor the doctors will know who is receiving the actual medication and who is receiving the placebo. This helps ensure that the results are not influenced by expectations about the treatment.
Throughout the study, participants will take the medication or placebo for a total of eight weeks. The main goal is to determine how many participants remain free of esophageal strictures by the end of the study period. Additionally, the study will track the number of times participants need a procedure called endoscopic dilation, which is used to widen the esophagus if strictures do occur. The results will help determine if budesonide is an effective treatment for preventing esophageal strictures after endoscopic submucosal dissection.



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