Prescription items are NON-RETURNABLE and NON REFUNDABLE Famotidine Injection 20 mg/50 ml Bag Famotidine Injection, USP 10mg/ml is a prescription for dogs and cats primarily used in the treatment of stomach (gastric) and intestinal ulcers. It also helps with gastric reflux and for the treatment of stomach inflammation caused by kidney failure. It is a generic for Pepcid. Storage: Store Famotidine Injection at 2??-8??C (36??-46??F). If solution freezes, bring to room temperature; allow sufficient time to solubilize all the components. 012PDFAM-20X50