Not Medical Advice: White, round-shape pill with L194 imprint has been identified as Famotidine 20 mg.
L194 Pill - Famotidine 20 mg. via kwout
Famotidine belongs to the group of drugs called H2 antagonists (histamine-2 blockers). It works by decreasing the amount of acid the stomach produces.
Famotidine is used to treat and prevent ulcers in the stomach and intestines, gerd, erosive esophagitis, indigestion, duodenal ulcer, allergic urticaria, and more. It also treats conditions in which the stomach produces too much acid, such as Zollinger-Ellison syndrome.
Check out 7 Tips for Managing Stomach Ulcers, shared by Healthgrades.