Ranitidine and Famotidine were both manufactured in 1981.
H2 antagonists include cimetidine, Famotidine, nizatidine, and ranitidine.
H2 blockers, including cimetidine, ranitidine, and Famotidine.
Examples of H2 blocker drugs include cimetidine, Famotidine, nizatidine and ranitadine.
Preparations containing ranitidine or Famotidine inhibit the formation of gastric acid.
Although Famotidine can be helpful in the treatment of these conditions,
in practice other medicines are usually tried first.
Famotidine, Unlike cimetidine, the first H2 antagonist, Famotidine has no effect on the cytochrome P450 enzyme system,
and does not appear to interact with other drugs.
H2-receptor blockers: These drugs(which can be bought online as Pepcid, Tagamet, Zantac)
help to reduce stomach acid production, with Famotidine's effect lasting the longest, often up to 12 hours.