Final answer:
Proton pump inhibitors (PPIs) are medications used in the treatment of gastric acid-related disorders such as GERD and gastric ulcers.
Step-by-step explanation:
Proton pump inhibitors (PPIs) are medications used in the treatment of gastric acid-related disorders. They work by decreasing the amount of acid produced in the stomach. PPIs are commonly prescribed to manage conditions such as gastroesophageal reflux disease (GERD) and gastric ulcers.