Duration of action of new H2-blockers.
D015738:Famotidine; D006635:Histamine H2 Antagonists / Q000494:pharmacology*; D006801:Humans; D013844:Thiazoles / Q000494:pharmacology*
D006635:Histamine H2 Antagonists; D013844:Thiazoles; D015738:Famotidine