Pantoprazole is used to treat certain stomach and esophagus problems (such as acid reflux). It works by decreasing the amount of acid your stomach makes. This medication relieves symptoms such as heartburn, difficulty swallowing, and persistent cough. Pantoprazole is a proton pump inhibitor that decreases the amount of acid produced in the stomach. Pantoprazole is used to treat erosive esophagitis (damage to the esophagus from stomach acid caused by gastroesophageal reflux disease, or GERD) in adults and children who are at least 5 years old. Pantoprazole oral tablet is used to reduce excess acid caused by conditions such as GERD. Learn about side effects, warnings, dosage, and more. Pantoprazole is only indicated for the short-term treatment of erosive esophagitis in children ages seven and older; and the safety and effectiveness of pantoprazole have only been established in the treatment of erosive esophagitis in children. Pantoprazole is used to treat heartburn and similar symptoms. There is a low risk of side effects with this medication, but working with your doctor to monitor your condition can prevent it. Pantoprazole (Protonix) is a medication that treats conditions that cause too much stomach acid, like heartburn, stomach ulcers and reflux disease. Pantoprazole is used to treat certain conditions in which there is too much acid in the stomach. It is used to treat erosive esophagitis or heartburn caused by gastroesophageal reflux disease (GERD), a condition where the acid in the stomach washes back up into the esophagus. Pantoprazole is a generic prescription drug that treats conditions that affect the stomach and esophagus. Learn about its side effects and how to manage them. Find patient medical information for Pantoprazole (Protonix) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Pantoprazole is used to treat damage from gastroesophageal reflux disease (GERD), a condition in which backward flow of acid from the stomach causes heartburn and possible injury of the esophagus (the tube between the throat and stomach) in adults and children 5 years of age and older.