Final answer:
Cimetidine is classified as an H2-blocker, a type of medication that reduces stomach acid production.
Step-by-step explanation:
The medication classified as an H2-blocker is Cimetidine. H2-blockers are a class of drugs that reduce the production of acid in the stomach. They are commonly used to treat conditions such as acid reflux, ulcers, and heartburn. Cimetidine works by blocking the action of histamine, which stimulates the production of stomach acid. Other examples of H2-blockers include ranitidine, famotidine, and nizatidine.
Learn more about H2-blockers