A competitive histamine H2-receptor antagonist. Its main pharmacodynamic effect is the inhibition of gastric secretion. This compound belongs to the 2,4-disubstituted thiazoles. These are compounds containing a thiazole ring substituted at positions 2 and 4 only.

Famotidine
| Description | |
|---|---|
| 3-([2-(diaminomethyleneamino)thiazol- 4-yl]methylthio)- N'-sulfamoylpropanimidamide | |
| 76824-35-6 | |
| C8H15N7O2S3 | |
| ganor;mk208;Ifada;gaster;motiax;muclox;pepcid;pepdul;peptan;fibonel | |
| For the treatment of peptic ulcer disease (PUD) and gastroesophageal reflux disease (GERD). | |