Final answer:
Medications such as tagament and Pepcid are histamine H2-receptor antagonists used to treat gastric acid-related conditions, such as gastric ulcers, GERD, and Zollinger-Ellison syndrome.
Step-by-step explanation:
Medications such as tagament and Pepcid belong to a class of drugs known as histamine H2-receptor antagonists. These medications are primarily used to treat conditions related to gastric acid, such as gastric ulcers, gastroesophageal reflux disease (GERD), and Zollinger-Ellison syndrome. They work by reducing the amount of acid produced in the stomach. They are also sometimes used to prevent inflammation and treat asthma and congenital heart diseases.