The human medicine, which can be used in animals, is available in oral tablets, a liquid, and an injection. Famotidine tablets are available over-the-counter (OTC) without a prescription.

If either is present, do not use the liquid. Learn how to store and discard ... During pregnancy, famotidine should be used only when clearly needed. Discuss the risks and benefits with your ...

Throw away any unused famotidine that is older than 30 days. liquid Call your doctor if the condition you are treating with famotidine does not improve, or if it gets worse while using famotidine.

King, Charles, III, Alvin J. Silk, Ernst R. Berndt, and Lisa R. Klein. "Pepcid AC: Racing to the OTC Market." Harvard Business School Case 500-073, February 2000 ...