Rabeprazole sodium is widely used in the treatment of gastrointestinal disorders. It is primarily prescribed for managing conditions such as gastroesophageal reflux disease (GERD), where it helps reduce stomach acid production, alleviating symptoms like heartburn and acid regurgitation. It is also effective in treating peptic ulcers, including those caused by Helicobacter pylori infection, often in combination with antibiotics. Additionally, it is used in the management of Zollinger-Ellison syndrome, a rare condition characterized by excessive stomach acid production. Rabeprazole sodium is also administered to prevent gastric ulcers in patients taking nonsteroidal anti-inflammatory drugs (NSAIDs) long-term. Its fast-acting and long-lasting acid-suppressing properties make it a reliable option for improving gastrointestinal health.