Revaprazan hydrochloride is primarily used in the treatment of gastric acid-related disorders. It functions as a proton pump inhibitor, effectively reducing the production of stomach acid. This makes it beneficial in managing conditions such as gastroesophageal reflux disease (GERD), peptic ulcers, and gastritis. By decreasing acid secretion, it helps alleviate symptoms like heartburn, acid regurgitation, and stomach pain. Additionally, it aids in the healing of damaged esophageal and stomach lining caused by excessive acid exposure. Its targeted action and efficacy make it a valuable option in gastrointestinal therapy.