Effect of Premedication With Pronase on Mucosal Cleanliness During EGD

Conditions

• Esophageal Cancer
• Gastric Cancer

Interventions

• DRUG: Dimethicone+Pronase
• DRUG: Dimethicone
• BEHAVIORAL: with Postural Exercise
• BEHAVIORAL: without Postural Exercise.

Sponsor

Changhai Hospital

Collaborators

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