Famotidine is also available as a powder for oral suspension and injection. Additionally, an over-the-counter oral tablet is available for this drug. If you have questions about any other forms of ...

Famotidine is a generic drug that’s prescribed for conditions related to excessive stomach acid. Famotidine has interactions with some other drugs. Examples include certain HIV medications.

There are several over-the-counter (OTC) medications available for heartburn and acid reflux. The most commonly used OTC medications are antacids, H2 blockers, and proton pump inhibitors (PPIs).